FR913605A - Improvement in rulers, squares and other drawing instruments - Google Patents
Improvement in rulers, squares and other drawing instrumentsInfo
- Publication number
- FR913605A FR913605A FR913605DA FR913605A FR 913605 A FR913605 A FR 913605A FR 913605D A FR913605D A FR 913605DA FR 913605 A FR913605 A FR 913605A
- Authority
- FR
- France
- Prior art keywords
- rulers
- squares
- improvement
- drawing instruments
- instruments
- 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.)
- Expired
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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR913605T | 1945-03-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR913605A true FR913605A (en) | 1946-09-16 |
Family
ID=9421831
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR913605D Expired FR913605A (en) | 1945-03-15 | 1945-03-15 | Improvement in rulers, squares and other drawing instruments |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR913605A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE958180C (en) * | 1953-05-03 | 1957-02-14 | Ernst Neufert | Tear bar |
DE1011322B (en) * | 1952-10-20 | 1957-06-27 | Ewald Mund | Drawing device |
US4262428A (en) * | 1979-12-26 | 1981-04-21 | Patel Narendrakumar M | Lettering scale |
-
1945
- 1945-03-15 FR FR913605D patent/FR913605A/en not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1011322B (en) * | 1952-10-20 | 1957-06-27 | Ewald Mund | Drawing device |
DE958180C (en) * | 1953-05-03 | 1957-02-14 | Ernst Neufert | Tear bar |
US4262428A (en) * | 1979-12-26 | 1981-04-21 | Patel Narendrakumar M | Lettering scale |
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