GB8729995D0 - Drawing instrument - Google Patents

Drawing instrument

Info

Publication number
GB8729995D0
GB8729995D0 GB878729995A GB8729995A GB8729995D0 GB 8729995 D0 GB8729995 D0 GB 8729995D0 GB 878729995 A GB878729995 A GB 878729995A GB 8729995 A GB8729995 A GB 8729995A GB 8729995 D0 GB8729995 D0 GB 8729995D0
Authority
GB
United Kingdom
Prior art keywords
drawing instrument
instrument
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.)
Withdrawn
Application number
GB878729995A
Other versions
GB2213947A (en
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.)
PUI FUN PAU E
SHIU PING MA I
WAH CHAN K
YU S M
Original Assignee
PUI FUN PAU E
SHIU PING MA I
WAH CHAN K
YU S M
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 PUI FUN PAU E, SHIU PING MA I, WAH CHAN K, YU S M filed Critical PUI FUN PAU E
Priority to GB8729995A priority Critical patent/GB2213947A/en
Publication of GB8729995D0 publication Critical patent/GB8729995D0/en
Publication of GB2213947A publication Critical patent/GB2213947A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L7/00—Straightedges
    • B43L7/04—Straightedges with rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L13/00—Drawing instruments, or writing or drawing appliances or accessories not otherwise provided for
    • B43L13/24—Devices for generating stepwise movements of drawing equipment, e.g. for hatching

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Length-Measuring Instruments Using Mechanical Means (AREA)
  • Drawing Aids And Blackboards (AREA)
GB8729995A 1987-12-23 1987-12-23 Drawing instrument Withdrawn GB2213947A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8729995A GB2213947A (en) 1987-12-23 1987-12-23 Drawing instrument

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8729995A GB2213947A (en) 1987-12-23 1987-12-23 Drawing instrument

Publications (2)

Publication Number Publication Date
GB8729995D0 true GB8729995D0 (en) 1988-02-03
GB2213947A GB2213947A (en) 1989-08-23

Family

ID=10628948

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8729995A Withdrawn GB2213947A (en) 1987-12-23 1987-12-23 Drawing instrument

Country Status (1)

Country Link
GB (1) GB2213947A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5050309A (en) * 1989-12-18 1991-09-24 Wei Wang Rolling ruler having a retractable and rotatable pivot pin
CH700693A2 (en) * 2009-03-21 2010-09-30 Christophe Mikasi Rolling rule and rotation with lcd display and solar cell laser.
CN109177604A (en) * 2017-07-14 2019-01-11 金福珍 A kind of teaching multifunctional drawing apparatus

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB352755A (en) * 1930-07-28 1931-07-16 Otto Edward Soderman Improvements in drafting instruments
GB580347A (en) * 1944-07-05 1946-09-04 Claude Mortimer Townsend Improved appliance for use in hand ruling or drawing sectional, shading and similar lines and markings upon surfaces
GB658358A (en) * 1948-05-18 1951-10-10 Franz Berger A drawing device or instrument
GB1148561A (en) * 1967-03-11 1969-04-16 Pete Henry Newman Improvements in, or relating to, drawing apparatus
NL6919309A (en) * 1969-12-23 1971-06-25
US3672062A (en) * 1971-03-09 1972-06-27 Keuffel & Esser Co Portable drafting device
ZA846918B (en) * 1984-09-04 1985-05-29 Heinrich Wilhelm Kammeijer Drafting apparatus

Also Published As

Publication number Publication date
GB2213947A (en) 1989-08-23

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)