FR936172A - Appareil à dessiner - Google Patents
Appareil à dessinerInfo
- Publication number
- FR936172A FR936172A FR936172DA FR936172A FR 936172 A FR936172 A FR 936172A FR 936172D A FR936172D A FR 936172DA FR 936172 A FR936172 A FR 936172A
- Authority
- FR
- France
- Prior art keywords
- drawing device
- 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
- B43L13/00—Drawing instruments, or writing or drawing appliances or accessories not otherwise provided for
- B43L13/02—Draughting machines or drawing devices for keeping parallelism
- B43L13/08—Protractor heads
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR936172T | 1945-06-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR936172A true FR936172A (fr) | 1948-07-12 |
Family
ID=9457245
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR936172D Expired FR936172A (fr) | 1945-06-06 | 1945-06-06 | Appareil à dessiner |
Country Status (3)
Country | Link |
---|---|
US (1) | US2542380A (fr) |
FR (1) | FR936172A (fr) |
GB (1) | GB652166A (fr) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE486471C (de) * | 1926-12-25 | 1929-11-18 | Franz Kuhlmann | Feststelleinrichtung fuer Linealkoepfe mit drehbarer Linealhalterscheibe an Zeichenvorrichtungen |
DE575169C (de) * | 1931-12-11 | 1933-04-25 | E H Viktor Graf Dr Ing | Feststellvorrichtung fuer Zeichenkoepfe von Parallel-Zeichengeraeten |
BE459770A (fr) * | 1941-05-06 | |||
US2347625A (en) * | 1941-05-07 | 1944-04-25 | Keuffel & Esser Co | Drafting machine |
-
1945
- 1945-06-06 FR FR936172D patent/FR936172A/fr not_active Expired
-
1947
- 1947-12-31 GB GB34987/47A patent/GB652166A/en not_active Expired
-
1948
- 1948-02-26 US US11246A patent/US2542380A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
GB652166A (en) | 1951-04-18 |
US2542380A (en) | 1951-02-20 |
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