FR742754A - - Google Patents
Info
- Publication number
- FR742754A FR742754A FR742754DA FR742754A FR 742754 A FR742754 A FR 742754A FR 742754D A FR742754D A FR 742754DA FR 742754 A FR742754 A FR 742754A
- Authority
- FR
- France
- 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
- B43L7/005—Straightedges combined with other drawing aids
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR742754A true FR742754A (de) | 1933-03-15 |
Family
ID=1547114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR742754D Expired FR742754A (de) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR742754A (de) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2882603A (en) * | 1957-03-18 | 1959-04-21 | Kenneth A Ross | Geometric instrument |
| US3280464A (en) * | 1964-11-05 | 1966-10-25 | Louis A Warner | Universal navigational plotter |
-
0
- FR FR742754D patent/FR742754A/fr not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2882603A (en) * | 1957-03-18 | 1959-04-21 | Kenneth A Ross | Geometric instrument |
| US3280464A (en) * | 1964-11-05 | 1966-10-25 | Louis A Warner | Universal navigational plotter |