GB8729995D0 - Drawing instrument - Google Patents
Drawing instrumentInfo
- 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- Withdrawn
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)
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GB8729995A Withdrawn GB2213947A (en) | 1987-12-23 | 1987-12-23 | Drawing instrument |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)
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)
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 |
-
1987
- 1987-12-23 GB GB8729995A patent/GB2213947A/en not_active Withdrawn
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) |