NL152707B - Halfgeleiderinrichting bevattende een veldeffecttransistor van het type met geisoleerde poortelektrode en werkwijze ter vervaardiging daarvan. - Google Patents
Halfgeleiderinrichting bevattende een veldeffecttransistor van het type met geisoleerde poortelektrode en werkwijze ter vervaardiging daarvan.Info
- Publication number
- NL152707B NL152707B NL676707956A NL6707956A NL152707B NL 152707 B NL152707 B NL 152707B NL 676707956 A NL676707956 A NL 676707956A NL 6707956 A NL6707956 A NL 6707956A NL 152707 B NL152707 B NL 152707B
- Authority
- NL
- Netherlands
- Prior art keywords
- manufacture
- type
- field effect
- effect transistor
- semiconductor containing
- Prior art date
Links
- 230000005669 field effect Effects 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 239000004065 semiconductor Substances 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/32—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers using masks
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/76—Making of isolation regions between components
- H01L21/762—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers
- H01L21/76202—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using a local oxidation of silicon, e.g. LOCOS, SWAMI, SILO
- H01L21/76213—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using a local oxidation of silicon, e.g. LOCOS, SWAMI, SILO introducing electrical inactive or active impurities in the local oxidation region, e.g. to alter LOCOS oxide growth characteristics or for additional isolation purpose
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/76—Making of isolation regions between components
- H01L21/762—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers
- H01L21/76202—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using a local oxidation of silicon, e.g. LOCOS, SWAMI, SILO
- H01L21/76221—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using a local oxidation of silicon, e.g. LOCOS, SWAMI, SILO with a plurality of successive local oxidation steps
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76897—Formation of self-aligned vias or contact plugs, i.e. involving a lithographically uncritical step
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/40—Electrodes ; Multistep manufacturing processes therefor
- H01L29/41—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions
- H01L29/417—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions carrying the current to be rectified, amplified or switched
- H01L29/41725—Source or drain electrodes for field effect devices
- H01L29/41766—Source or drain electrodes for field effect devices with at least part of the source or drain electrode having contact below the semiconductor surface, e.g. the source or drain electrode formed at least partially in a groove or with inclusions of conductor inside the semiconductor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S148/00—Metal treatment
- Y10S148/043—Dual dielectric
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S148/00—Metal treatment
- Y10S148/053—Field effect transistors fets
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S148/00—Metal treatment
- Y10S148/103—Mask, dual function, e.g. diffusion and oxidation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S148/00—Metal treatment
- Y10S148/113—Nitrides of boron or aluminum or gallium
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S148/00—Metal treatment
- Y10S148/114—Nitrides of silicon
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S148/00—Metal treatment
- Y10S148/117—Oxidation, selective
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S148/00—Metal treatment
- Y10S148/141—Self-alignment coat gate
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Manufacturing & Machinery (AREA)
- Ceramic Engineering (AREA)
- Formation Of Insulating Films (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
- Thin Film Transistor (AREA)
- Electrodes Of Semiconductors (AREA)
- Local Oxidation Of Silicon (AREA)
Priority Applications (20)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL676707956A NL152707B (nl) | 1967-06-08 | 1967-06-08 | Halfgeleiderinrichting bevattende een veldeffecttransistor van het type met geisoleerde poortelektrode en werkwijze ter vervaardiging daarvan. |
US727563A US3544858A (en) | 1967-06-08 | 1968-05-08 | Insulated gate field-effect transistor comprising a mesa channel and a thicker surrounding oxide |
DE19681789175 DE1789175A1 (de) | 1967-06-08 | 1968-05-30 | Verfahren zum herstellen eines feldeffekttransistors mit isolierter steuerelektrode |
DE1764401A DE1764401C3 (de) | 1967-06-08 | 1968-05-30 | Feldeffekttransistor mit isolierter Steuerelektrode und Verfahren zu seiner Herstellung |
SE07533/68A SE330212B (xx) | 1967-06-08 | 1968-06-05 | |
GB5894270A GB1235179A (en) | 1967-06-08 | 1968-06-05 | Methods of manufacturing semiconductor devices |
GB26718/68A GB1235177A (en) | 1967-06-08 | 1968-06-05 | Improvements in and relating to semiconductor devices |
GB5894170A GB1235178A (en) | 1967-06-08 | 1968-06-05 | Methods of manufacturing semiconductor devices |
CH827368A CH508988A (de) | 1967-06-08 | 1968-06-05 | Feldeffekttransistor mit isolierter Torelektrode und Verfahren zu seiner Herstellung |
AT536568A AT315916B (de) | 1967-06-08 | 1968-06-05 | Halbleiterbauelement und Verfahren zu seiner Herstellung |
DK265168AA DK121771B (da) | 1967-06-08 | 1968-06-06 | Halvlederkomponent med en felteffekttransistor med isoleret styreelektrode samt fremgangsmåde til fremstilling af komponenten. |
BE716208D BE716208A (xx) | 1967-06-08 | 1968-06-06 | |
ES354734A ES354734A1 (es) | 1967-06-08 | 1968-06-06 | Un metodo de fabricacion de un dispositivo semiconductor. |
NO2216/68A NO121852B (xx) | 1967-06-08 | 1968-06-06 | |
FR1571569D FR1571569A (xx) | 1967-06-08 | 1968-06-10 | |
US19849A US3676921A (en) | 1967-06-08 | 1970-03-16 | Semiconductor device comprising an insulated gate field effect transistor and method of manufacturing the same |
JP47078068A JPS4816035B1 (xx) | 1967-06-08 | 1972-08-05 | |
JP49038970A JPS5812748B1 (xx) | 1967-06-08 | 1974-04-08 | |
US05/908,846 USRE30251E (en) | 1967-06-08 | 1978-05-23 | Semiconductor device comprising an insulated gate field effect transistor and method of manufacturing the same |
US06/191,031 USRE31580E (en) | 1967-06-08 | 1980-09-25 | Insulated gate field-effect transistor comprising a mesa channel and a thicker surrounding oxide |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL676707956A NL152707B (nl) | 1967-06-08 | 1967-06-08 | Halfgeleiderinrichting bevattende een veldeffecttransistor van het type met geisoleerde poortelektrode en werkwijze ter vervaardiging daarvan. |
Publications (2)
Publication Number | Publication Date |
---|---|
NL6707956A NL6707956A (xx) | 1968-12-09 |
NL152707B true NL152707B (nl) | 1977-03-15 |
Family
ID=19800359
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL676707956A NL152707B (nl) | 1967-06-08 | 1967-06-08 | Halfgeleiderinrichting bevattende een veldeffecttransistor van het type met geisoleerde poortelektrode en werkwijze ter vervaardiging daarvan. |
Country Status (13)
Country | Link |
---|---|
US (1) | US3544858A (xx) |
JP (2) | JPS4816035B1 (xx) |
AT (1) | AT315916B (xx) |
BE (1) | BE716208A (xx) |
CH (1) | CH508988A (xx) |
DE (1) | DE1764401C3 (xx) |
DK (1) | DK121771B (xx) |
ES (1) | ES354734A1 (xx) |
FR (1) | FR1571569A (xx) |
GB (1) | GB1235177A (xx) |
NL (1) | NL152707B (xx) |
NO (1) | NO121852B (xx) |
SE (1) | SE330212B (xx) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS518316B1 (xx) * | 1969-10-22 | 1976-03-16 | ||
US3698966A (en) * | 1970-02-26 | 1972-10-17 | North American Rockwell | Processes using a masking layer for producing field effect devices having oxide isolation |
DE2128470A1 (de) * | 1970-06-15 | 1972-01-20 | Hitachi Ltd | Integrierte Halbleiterschaltung und Verfahren zu ihrer Herstellung |
NL169121C (nl) * | 1970-07-10 | 1982-06-01 | Philips Nv | Werkwijze voor het vervaardigen van een halfgeleiderinrichting met een halfgeleiderlichaam, dat aan een oppervlak is voorzien van een althans ten dele in het halfgeleiderlichaam verzonken, door thermische oxydatie gevormd oxydepatroon. |
NL170348C (nl) * | 1970-07-10 | 1982-10-18 | Philips Nv | Werkwijze voor het vervaardigen van een halfgeleiderinrichting, waarbij op een oppervlak van een halfgeleiderlichaam een tegen dotering en tegen thermische oxydatie maskerend masker wordt aangebracht, de door de vensters in het masker vrijgelaten delen van het oppervlak worden onderworpen aan een etsbehandeling voor het vormen van verdiepingen en het halfgeleiderlichaam met het masker wordt onderworpen aan een thermische oxydatiebehandeling voor het vormen van een oxydepatroon dat de verdiepingen althans ten dele opvult. |
NL7017066A (xx) * | 1970-11-21 | 1972-05-24 | ||
NL170901C (nl) * | 1971-04-03 | 1983-01-03 | Philips Nv | Werkwijze voor het vervaardigen van een halfgeleiderinrichting. |
FR2134290B1 (xx) * | 1971-04-30 | 1977-03-18 | Texas Instruments France | |
US3751722A (en) * | 1971-04-30 | 1973-08-07 | Standard Microsyst Smc | Mos integrated circuit with substrate containing selectively formed resistivity regions |
NL176406C (nl) * | 1971-10-27 | 1985-04-01 | Philips Nv | Ladingsgekoppelde halfgeleiderinrichting met een halfgeleiderlichaam bevattende een aan een oppervlak grenzende halfgeleiderlaag en middelen om informatie in de vorm van pakketten meerderheidsladingsdragers in te voeren in de halfgeleiderlaag. |
NL161305C (nl) * | 1971-11-20 | 1980-01-15 | Philips Nv | Werkwijze voor het vervaardigen van een halfgeleiderin- richting. |
JPS5538823B2 (xx) * | 1971-12-22 | 1980-10-07 | ||
US3853633A (en) * | 1972-12-04 | 1974-12-10 | Motorola Inc | Method of making a semi planar insulated gate field-effect transistor device with implanted field |
GB1437112A (en) * | 1973-09-07 | 1976-05-26 | Mullard Ltd | Semiconductor device manufacture |
JPS5232680A (en) * | 1975-09-08 | 1977-03-12 | Toko Inc | Manufacturing process of insulation gate-type field-effect semiconduct or device |
JPS6041470B2 (ja) * | 1976-06-15 | 1985-09-17 | 松下電器産業株式会社 | 半導体装置の製造方法 |
US4271421A (en) * | 1977-01-26 | 1981-06-02 | Texas Instruments Incorporated | High density N-channel silicon gate read only memory |
US4830975A (en) * | 1983-01-13 | 1989-05-16 | National Semiconductor Corporation | Method of manufacture a primos device |
DE3318213A1 (de) * | 1983-05-19 | 1984-11-22 | Deutsche Itt Industries Gmbh, 7800 Freiburg | Verfahren zum herstellen eines integrierten isolierschicht-feldeffekttransistors mit zur gateelektrode selbstausgerichteten kontakten |
US4862232A (en) * | 1986-09-22 | 1989-08-29 | General Motors Corporation | Transistor structure for high temperature logic circuits with insulation around source and drain regions |
US4797718A (en) * | 1986-12-08 | 1989-01-10 | Delco Electronics Corporation | Self-aligned silicon MOS device |
US4714685A (en) * | 1986-12-08 | 1987-12-22 | General Motors Corporation | Method of fabricating self-aligned silicon-on-insulator like devices |
US4749441A (en) * | 1986-12-11 | 1988-06-07 | General Motors Corporation | Semiconductor mushroom structure fabrication |
US4760036A (en) * | 1987-06-15 | 1988-07-26 | Delco Electronics Corporation | Process for growing silicon-on-insulator wafers using lateral epitaxial growth with seed window oxidation |
US7981759B2 (en) * | 2007-07-11 | 2011-07-19 | Paratek Microwave, Inc. | Local oxidation of silicon planarization for polysilicon layers under thin film structures |
JP5213429B2 (ja) * | 2007-12-13 | 2013-06-19 | キヤノン株式会社 | 電界効果型トランジスタ |
USD872962S1 (en) | 2017-05-25 | 2020-01-14 | Unarco Industries Llc | Cart |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR14565E (fr) * | 1911-06-19 | 1912-01-11 | Robert Morane | Dispositif pour le lancement des aéroplaness |
NL299911A (xx) * | 1951-08-02 | |||
NL261446A (xx) * | 1960-03-25 | |||
BE637065A (xx) * | 1962-09-07 | |||
FR1392748A (fr) * | 1963-03-07 | 1965-03-19 | Rca Corp | Montages de commutation à transistors |
US3290753A (en) * | 1963-08-19 | 1966-12-13 | Bell Telephone Labor Inc | Method of making semiconductor integrated circuit elements |
US3344322A (en) * | 1965-01-22 | 1967-09-26 | Hughes Aircraft Co | Metal-oxide-semiconductor field effect transistor |
-
1967
- 1967-06-08 NL NL676707956A patent/NL152707B/xx not_active IP Right Cessation
-
1968
- 1968-05-08 US US727563A patent/US3544858A/en not_active Ceased
- 1968-05-30 DE DE1764401A patent/DE1764401C3/de not_active Expired
- 1968-06-05 SE SE07533/68A patent/SE330212B/xx unknown
- 1968-06-05 CH CH827368A patent/CH508988A/de not_active IP Right Cessation
- 1968-06-05 AT AT536568A patent/AT315916B/de not_active IP Right Cessation
- 1968-06-05 GB GB26718/68A patent/GB1235177A/en not_active Expired
- 1968-06-06 BE BE716208D patent/BE716208A/xx not_active IP Right Cessation
- 1968-06-06 ES ES354734A patent/ES354734A1/es not_active Expired
- 1968-06-06 DK DK265168AA patent/DK121771B/da not_active IP Right Cessation
- 1968-06-06 NO NO2216/68A patent/NO121852B/no unknown
- 1968-06-10 FR FR1571569D patent/FR1571569A/fr not_active Expired
-
1972
- 1972-08-05 JP JP47078068A patent/JPS4816035B1/ja active Pending
-
1974
- 1974-04-08 JP JP49038970A patent/JPS5812748B1/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
SE330212B (xx) | 1970-11-09 |
DE1764401B2 (de) | 1975-06-19 |
AT315916B (de) | 1974-06-25 |
GB1235177A (en) | 1971-06-09 |
DE1764401A1 (de) | 1971-05-13 |
NL6707956A (xx) | 1968-12-09 |
BE716208A (xx) | 1968-12-06 |
US3544858A (en) | 1970-12-01 |
CH508988A (de) | 1971-06-15 |
JPS5812748B1 (xx) | 1983-03-10 |
NO121852B (xx) | 1971-04-19 |
JPS4816035B1 (xx) | 1973-05-18 |
ES354734A1 (es) | 1971-02-16 |
FR1571569A (xx) | 1969-06-20 |
DK121771B (da) | 1971-11-29 |
DE1764401C3 (de) | 1982-07-08 |
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