CN109050012A - A kind of anti-fake printing method and system of cigarette case - Google Patents

A kind of anti-fake printing method and system of cigarette case Download PDF

Info

Publication number
CN109050012A
CN109050012A CN201810943189.6A CN201810943189A CN109050012A CN 109050012 A CN109050012 A CN 109050012A CN 201810943189 A CN201810943189 A CN 201810943189A CN 109050012 A CN109050012 A CN 109050012A
Authority
CN
China
Prior art keywords
printing
frame paper
cigarette case
counterfeit
fake
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201810943189.6A
Other languages
Chinese (zh)
Inventor
肖松波
熊伟
朱长民
蒲晓辉
段宝红
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chongqing Hong Jingyinwu Co Ltd
Original Assignee
Chongqing Hong Jingyinwu Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Chongqing Hong Jingyinwu Co Ltd filed Critical Chongqing Hong Jingyinwu Co Ltd
Priority to CN201810943189.6A priority Critical patent/CN109050012A/en
Publication of CN109050012A publication Critical patent/CN109050012A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41JTYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J3/00Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed
    • B41J3/54Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed with two or more sets of type or printing elements
    • B41J3/546Combination of different types, e.g. using a thermal transfer head and an inkjet print head
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41MPRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M1/00Inking and printing with a printer's forme
    • B41M1/06Lithographic printing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41MPRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M3/00Printing processes to produce particular kinds of printed work, e.g. patterns
    • B41M3/14Security printing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41MPRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00Duplicating or marking methods; Sheet materials for use therein
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D85/00Containers, packaging elements or packages, specially adapted for particular articles or materials
    • B65D85/07Containers, packaging elements or packages, specially adapted for particular articles or materials for compressible or flexible articles
    • B65D85/08Containers, packaging elements or packages, specially adapted for particular articles or materials for compressible or flexible articles rod-shaped or tubular
    • B65D85/10Containers, packaging elements or packages, specially adapted for particular articles or materials for compressible or flexible articles rod-shaped or tubular for cigarettes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Cartons (AREA)

Abstract

The present invention relates to a kind of anti-fake printing method and system of cigarette case, are related to printing art area.The following steps are included: S1, generate to be printed for anti-fake anti-counterfeit printing pattern;S2, using reel offset printing and spray printing in conjunction with mode by the anti-counterfeit printing graphic-print on frame paper.This programme solves how the technical issues of carrying out anti-counterfeit stamping on frame paper, is suitable for carrying out anti-fake printing to cigarette case.

Description

A kind of anti-fake printing method and system of cigarette case
Technical field
The present invention relates to printing art area, in particular to a kind of anti-fake printing method and system of cigarette case.
Background technique
In order to distinguish the true and false of cigarette, the two dimensional code of cigarette cannot be printed directly on cigarette and outside, existing solution For on two dimensional code plus one layer of shelter, such as Chinese patent CN104843321A China has opened a kind of can block cigarette packs two The bracing wire of code is tieed up, but blocking not enough completely, it is also possible that replicating fraud by other people to two dimensional code in this way.
In order to solve this problem, Chinese patent CN201510393463 disclose a kind of cigarette case with recognition function and Its packing method, including box cover, box body and internal lining paper, the internal lining paper are equipped with two dimensional code icon, which is located at box body Upper front middle position, box cover closing after block the two dimensional code icon.It realizes and only opens box after consumer's purchase It just can be carried out two dimensional code barcode scanning after lid.But internal lining paper can be torn behind Kaifeng, and the internal lining paper of cigarette is usually aluminium-foil paper, Aluminium-foil paper surface irregularity leads to the dim pattern of printing.
Summary of the invention
The technical problem to be solved by the present invention is to how anti-counterfeit stamping system be carried out on frame paper.
The technical scheme to solve the above technical problems is that a kind of anti-fake printing method of cigarette case, including following step It is rapid:
S1 is generated to be printed for anti-fake anti-counterfeit printing pattern;
S2, using reel offset printing and spray printing in conjunction with mode by the anti-counterfeit printing graphic-print on frame paper.
The printed patterns for needing to be printed on frame paper are firstly generated, the printed patterns of generation have antiforge function, then Using the mode of reel offset printing by anti-counterfeit printing graphic-print on frame paper, the mode of printing of existing frame paper is general For gravure printing, compared with gravure printing, the effect of the site reduction effect of reel offset printing and four color double exposures is more preferable, printing Chromatography it is more acurrate, the print cycle is shorter, and the cost of material is lower, and raw material used in reel offset printing are more Environmental protection.
The beneficial effects of the present invention are: two dimensional code is printed on frame paper in the way of reel offset printing, compare Two dimensional code is imprinted on aluminium-foil paper and is more clear, if two dimensional code is imprinted on frame paper by the method using gravure, each two It is not identical to tie up code, it is mechanical to need to change gravure, increases cost, while the two dimensional code printed off is uneven, reduces two dimensional code Discrimination, therefore compared to gravure print two dimensional code, using this programme print two dimensional code be more clear, cost is lower.
Based on the above technical solution, the present invention can also be improved as follows.
Further, the anti-counterfeit printing pattern is two dimensional code.
Beneficial effect using above-mentioned further scheme is that user is when needing to carry out fake certification, it is only necessary to scan two Code is tieed up, it is more convenient to official website true-false inquiring compared to identifying code is manually entered.
Further, the resolution ratio of the two dimensional code be 600*600,600*550,600*500,600*450,600*400, 600*350 or 600*300.
Beneficial effect using above-mentioned further scheme is after being printed using above-mentioned resolution ratio, to print out Two dimensional code will not cause identification difficult because of smudgy.
Further, the grammes per square metre scope of the frame paper is 200-300g/m2
Beneficial effect using above-mentioned further scheme is that the grammes per square metre scope is in 200-300g/m2Paper can adapt to this The printing process of scheme.
Further, the range of the frame paper breadth is 200-800mm.
Beneficial effect using above-mentioned further scheme is that the paper that the range of breadth is 200-800mm can adapt to this The printing process of scheme.
Further, step S2 is specifically, using the mode of reel offset printing by the anti-counterfeit printing graphic-print in frame On frame paper, then the frame paper after cross cutting printing obtains finished frame paper, and the size of the finished frame paper is 74* 48.4mm2-100*60mm2
Beneficial effect using above-mentioned further scheme is size 74*48.4mm2-100*60mm2Finished frame paper It is capable of fixing and cigarette case is supported in the cigarette case of normal size.
Further, a kind of cigarette case two dimensional code printing system, including generation unit and printing unit, the generation unit are used for Generate anti-counterfeit printing pattern to be printed;The printing unit is used to use the mode of reel offset printing by the anti-counterfeit printing Graphic-print is on frame paper.
Beneficial effect using above-mentioned further scheme is the anti-counterfeit printing pattern that printing unit utilizes generation unit to generate Frame paper is printed, to obtain the frame paper for being printed on anti-counterfeit printing pattern.
Further, a kind of cigarette case, including box body and frame paper, the frame paper are fixed in the box body, the frame Anti-counterfeit printing pattern is printed on paper.
Beneficial effect using above-mentioned further scheme is that frame paper is fixed on the inside of the box body of cigarette case, in frame paper After upper printing anti-counterfeit printing pattern, user, which needs to open box body, can just see the anti-counterfeit printing pattern being printed on frame paper, prevent Only other people fake at bootlegging anti-counterfeit printing pattern.
Further, the anti-counterfeit printing pattern is printed on the frame paper in the way of reel offset printing.
Beneficial effect using above-mentioned further scheme is that reel offset printing is quicker compared to gravure printing, printing Material cost it is also lower.
Detailed description of the invention
Fig. 1 is the flow diagram of the embodiment of the anti-fake printing method of cigarette case of the present invention;
Fig. 2 is the block schematic illustration of the other embodiments of the anti-fake printing system of cigarette case of the present invention;
Fig. 3 is the finished frame paper schematic diagram of the other embodiments of the anti-fake printing method of cigarette case of the present invention;
Fig. 4 is the finished frame paper schematic diagram of the other embodiments of the anti-fake printing method of cigarette case of the present invention;
Fig. 5 is the finished frame paper schematic diagram of the other embodiments of the anti-fake printing method of cigarette case of the present invention;
Fig. 6 is the finished frame paper schematic diagram of the other embodiments of the anti-fake printing method of cigarette case of the present invention.
Specific embodiment
The principle and features of the present invention will be described below with reference to the accompanying drawings, and the given examples are served only to explain the present invention, and It is non-to be used to limit the scope of the invention.
Embodiment is substantially as shown in Fig. 1:
The anti-fake printing method of cigarette case in the present embodiment, comprising the following steps:
S1 is generated to be printed for anti-fake anti-counterfeit printing pattern 3;
Anti-counterfeit printing pattern 3 is printed on frame paper by S2 using the mode of reel offset printing.
The printed patterns for needing to be printed on frame paper are firstly generated, the printed patterns of generation have antiforge function, this reality The anti-counterfeit printing pattern 3 applied in example can be two dimensional code, can also be the picture comprising two dimensional code, when printing printed patterns, The mode image printing of reel offset printing is used first, then carries out the spray printing of two dimensional code, or only utilizes reel offset printing Mode prints the two dimensional code in picture and picture.Only then reduce printing step in the way of reel offset printing, To reduce the printing time, improve efficiency.User is when needing to carry out fake certification, it is only necessary to scan the two-dimensional code, compare It is manually entered that identifying code is more convenient to official website true-false inquiring, then using the mode of reel offset printing by anti-counterfeit printing pattern 3 are printed on frame paper, and the mode of printing of existing frame paper is generally gravure printing, compared with gravure printing, reel offset printing The effect of the site reduction effect of printing and four color double exposures is more preferable, and the chromatography of printing is more acurrate, and the print cycle is shorter, material at This is lower, and raw material used in offset printing are more environmentally friendly.
Optionally, in some other embodiments, the printing area of two dimensional code is less than 108*108mm2.As shown in Fig. 3, The printing area of the two dimensional code of this programme can be 100*100mm2
Two dimensional code is excessive to will affect visual effect, when the printing area of two dimensional code is less than 108*108mm2Afterwards, cigarette case has been seen Come more beautiful.
Optionally, in some other embodiments, the resolution ratio of two dimensional code be 600*600,600*550,600*500, The resolution ratio of 600*450,600*400,600*350 or 600*300, the two dimensional code in the present embodiment can be 600*600.
After being printed using above-mentioned resolution ratio, the two dimensional code for printing out will not cause identification tired because of smudgy It is difficult.
Optionally, in some other embodiments, the grammes per square metre scope of frame paper is 200-300g/m2, the present embodiment center The grammes per square metre of frame paper can be 232g/m2
The grammes per square metre scope is in 200-300g/m2Paper can adapt to the printing process of this programme.
Optionally, in some other embodiments, the range of frame paper breadth is 200-800mm, the frame in the present embodiment Wide frame paper web can be 600mm.
The range of breadth is that the paper of 200-800mm can adapt to the printing process of this programme.
Optionally, in some other embodiments, step S2 is specifically, using the mode of reel offset printing by anti-counterfeit stamping Map brushing case 3 is printed on frame paper, and then the frame paper after cross cutting printing obtains finished frame paper, and the size of finished frame paper is 74*48.4mm2-100*60mm2.As shown in attached drawing 4, attached drawing 5 and attached drawing 6, the size of finished frame paper can be in the present embodiment 88*48.4mm2、95*48.4mm2、74*48.4mm2、75*52.7mm2Or 74*52.7mm2
Size is 74*48.4mm2-100*60mm2Finished frame paper be capable of fixing in the cigarette case of normal size to cigarette case It is supported, the standard of cigarette case size for example has ramuscule, middle branch or normal packaging.Anti-counterfeit printing pattern 3 is printed on frame paper Anti-counterfeit printing pattern 3 is printed in cigarette case box cover by upper compare, more convenient when verifying to anti-counterfeit printing pattern 3.
Optionally, in some other embodiments, as shown in Fig. 2, a kind of cigarette case two dimensional code printing system, including generation are single Member 1 and printing unit 2, generation unit 1 is for generating anti-counterfeit printing pattern 3 to be printed;Unit 2 is printed to be used to use reel glue Anti-counterfeit printing pattern 3 is printed on frame paper by the mode of print printing.
Printing unit 2 prints frame paper using the anti-counterfeit printing pattern 3 that generation unit 1 generates, to be printed There is the frame paper of anti-counterfeit printing pattern 3.
Optionally, in some other embodiments, a kind of cigarette case, including box body and frame paper, frame paper are fixed on box body It is interior, anti-counterfeit printing pattern 3 is printed on frame paper.
Frame paper is fixed on the inside of the box body of cigarette case, and after printing anti-counterfeit printing pattern 3 on frame paper, user needs to beat The anti-counterfeit printing pattern 3 being printed on frame paper can just be seen by opening box body, prevent other people from bootlegging anti-counterfeit printing pattern 3 carrying out It fakes.
Optionally, in some other embodiments, anti-counterfeit printing pattern 3 is printed on frame in the way of reel offset printing On frame paper.
Reel offset printing is quicker compared to gravure printing, and the cost of the material of printing is also lower, adopts in the present embodiment Reel offset printing CTP plate is cheaper compared to gravure plate, save the cost.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.

Claims (9)

1. a kind of anti-fake printing method of cigarette case, which comprises the following steps:
S1 is generated to be printed for anti-fake anti-counterfeit printing pattern;
S2, using reel offset printing and spray printing in conjunction with mode by the anti-counterfeit printing graphic-print on frame paper.
2. the anti-fake printing method of cigarette case according to claim 1, it is characterised in that: the anti-counterfeit printing pattern is two dimension Code.
3. the anti-fake printing method of cigarette case according to claim 2, it is characterised in that: the resolution ratio of the two dimensional code is 600* 600,600*550,600*500,600*450,600*400,600*350 or 600*300.
4. the anti-fake printing method of cigarette case according to claim 1, it is characterised in that: the grammes per square metre scope of the frame paper is 200-300g/m2
5. the anti-fake printing method of cigarette case according to claim 1, it is characterised in that: the range of the frame paper breadth is 200-800mm。
6. the anti-fake printing method of cigarette case according to claim 1, it is characterised in that: step S2 is specifically, use reel glue The mode of printing is by the anti-counterfeit printing graphic-print on frame paper, and then cross cutting prints the frame paper and obtains finished product frame Frame paper, the size of the finished frame paper are 74*48.4mm2-100*60mm2
7. a kind of cigarette case two dimensional code printing system, it is characterised in that: including generation unit and printing unit, the generation unit is used In generation anti-counterfeit printing pattern to be printed;The printing unit is used for will be described using the mode of reel offset printing and spray printing Anti-counterfeit printing graphic-print is on frame paper.
8. a kind of cigarette case, it is characterised in that: including box body and frame paper, the frame paper is fixed in the box body, the frame Anti-counterfeit printing pattern is printed on frame paper.
9. cigarette case according to claim 9, it is characterised in that: the anti-counterfeit printing pattern utilizes the side of reel offset printing Formula is printed on the frame paper.
CN201810943189.6A 2018-08-17 2018-08-17 A kind of anti-fake printing method and system of cigarette case Pending CN109050012A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810943189.6A CN109050012A (en) 2018-08-17 2018-08-17 A kind of anti-fake printing method and system of cigarette case

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810943189.6A CN109050012A (en) 2018-08-17 2018-08-17 A kind of anti-fake printing method and system of cigarette case

Publications (1)

Publication Number Publication Date
CN109050012A true CN109050012A (en) 2018-12-21

Family

ID=64686439

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810943189.6A Pending CN109050012A (en) 2018-08-17 2018-08-17 A kind of anti-fake printing method and system of cigarette case

Country Status (1)

Country Link
CN (1) CN109050012A (en)

Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2501140Y (en) * 2001-09-09 2002-07-17 郭祥 Anti-forge tongue paper for cigarette
CN1785752A (en) * 2004-12-07 2006-06-14 浙江美浓丝网印刷有限公司 Production technology of laser locating antifalse cigarette box
CN101819647A (en) * 2010-05-08 2010-09-01 福建鸿博印刷股份有限公司 Anti-counterfeiting printing method by using invisible two-dimensional codes
CN202357512U (en) * 2011-11-09 2012-08-01 深圳市冠为印务有限公司 Die cutting machine of tongue paper
CN202466317U (en) * 2012-01-17 2012-10-03 滁州卷烟材料厂 Cigarette framework paper
WO2013027275A1 (en) * 2011-08-24 2013-02-28 日本たばこ産業株式会社 Cigarette packaging and method for printing same
CN203246661U (en) * 2013-04-11 2013-10-23 广州众码汇信息科技有限公司 Cigarette box with invisible anti-counterfeiting verification
CN203410140U (en) * 2013-06-16 2014-01-29 玉溪市大营街铝箔纸有限责任公司 Semi-coating printing roller
CN203831933U (en) * 2014-05-23 2014-09-17 爱邦(南京)包装印刷有限公司 Novel printing roller
CN104626738A (en) * 2015-01-29 2015-05-20 楚雄吉兴彩印有限责任公司 Processing method and integrated processing device for hard shell cigarette packaging box
CN204845093U (en) * 2015-07-19 2015-12-09 佛山运安激光制版有限公司 Wear -resisting printing roller
CN204872176U (en) * 2015-07-07 2015-12-16 广西中烟工业有限责任公司 Cigarette case with recognition function
CN106394043A (en) * 2015-07-29 2017-02-15 天津市阿波罗信息技术有限公司 Tagging method of online variable information
CN108081780A (en) * 2017-12-11 2018-05-29 海南广鑫印务股份有限公司 A kind of roll-to-roll paper jam packaging box typography
CN209441038U (en) * 2018-08-17 2019-09-27 重庆宏劲印务有限责任公司 A kind of anti-fake printing system of cigarette case

Patent Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2501140Y (en) * 2001-09-09 2002-07-17 郭祥 Anti-forge tongue paper for cigarette
CN1785752A (en) * 2004-12-07 2006-06-14 浙江美浓丝网印刷有限公司 Production technology of laser locating antifalse cigarette box
CN101819647A (en) * 2010-05-08 2010-09-01 福建鸿博印刷股份有限公司 Anti-counterfeiting printing method by using invisible two-dimensional codes
WO2013027275A1 (en) * 2011-08-24 2013-02-28 日本たばこ産業株式会社 Cigarette packaging and method for printing same
CN202357512U (en) * 2011-11-09 2012-08-01 深圳市冠为印务有限公司 Die cutting machine of tongue paper
CN202466317U (en) * 2012-01-17 2012-10-03 滁州卷烟材料厂 Cigarette framework paper
CN203246661U (en) * 2013-04-11 2013-10-23 广州众码汇信息科技有限公司 Cigarette box with invisible anti-counterfeiting verification
CN203410140U (en) * 2013-06-16 2014-01-29 玉溪市大营街铝箔纸有限责任公司 Semi-coating printing roller
CN203831933U (en) * 2014-05-23 2014-09-17 爱邦(南京)包装印刷有限公司 Novel printing roller
CN104626738A (en) * 2015-01-29 2015-05-20 楚雄吉兴彩印有限责任公司 Processing method and integrated processing device for hard shell cigarette packaging box
CN204872176U (en) * 2015-07-07 2015-12-16 广西中烟工业有限责任公司 Cigarette case with recognition function
CN204845093U (en) * 2015-07-19 2015-12-09 佛山运安激光制版有限公司 Wear -resisting printing roller
CN106394043A (en) * 2015-07-29 2017-02-15 天津市阿波罗信息技术有限公司 Tagging method of online variable information
CN108081780A (en) * 2017-12-11 2018-05-29 海南广鑫印务股份有限公司 A kind of roll-to-roll paper jam packaging box typography
CN209441038U (en) * 2018-08-17 2019-09-27 重庆宏劲印务有限责任公司 A kind of anti-fake printing system of cigarette case

Similar Documents

Publication Publication Date Title
CN104794629B (en) Handset identity coding sawtooth method for anti-counterfeit
CN205651809U (en) Sawtooth sign indicating number anti -counterfeit printing device
CN204833342U (en) Sawtooth sign indicating number printed matter that guards against falsification
CN103440818B (en) Uncovered anti-shifting paper laser anti-counterfeit label and preparation method thereof
CN104372715B (en) Highlight the anti-fake grain mark of ink foam characteristics or ink wrinkle feature
EA011682B1 (en) Method to apply an invisible mark on a media
CN1962287B (en) Method for making multiple optical watermark
EP2261867A3 (en) Method intended for preventing forgery or alteration of a printed or engraved surface
CN101966784B (en) Manufacturing method of laser anti-counterfeit texture label
CN209441038U (en) A kind of anti-fake printing system of cigarette case
DE602006008915D1 (en) METHOD AND SYSTEM FOR PRODUCING AND AUTHENTICATING DOCUMENTS WITH SAVED ELECTROSTATIC PATTERN INFORMATION
CN202217447U (en) Anti-fake label with transfer prevention performance
CN109050012A (en) A kind of anti-fake printing method and system of cigarette case
CN107578079A (en) A kind of method for anti-counterfeit that high-fidelity is carried out in information code region and hides figure
CN100422431C (en) Textile anticounterfeit printing method
US11900497B1 (en) Encoding signals with printed clear topcoats
AU2013224304A1 (en) Audible document identification for visually impaired people
CN110176183A (en) Positioning, which is taken off, engraves multiple anti-counterfeit label and preparation method thereof
CN109979308A (en) Rariable local holographic false proof safety line and preparation method thereof
CN101727775A (en) Random anti-counterfeiting product and mobile phone authenticating method
CN103729672A (en) Image anti-counterfeiting recognition method applied to bills
CN209641220U (en) Rariable local holographic false proof safety line
CN206163003U (en) Anti -counterfeit labels
CN102368328B (en) Digital watermarking method applied to counterfeit prevention for print documents
CN217157535U (en) Anti-counterfeit label

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination