FR508871A - Precision protractor device - Google Patents
Precision protractor deviceInfo
- Publication number
- FR508871A FR508871A FR508871A FR508871DA FR508871A FR 508871 A FR508871 A FR 508871A FR 508871 A FR508871 A FR 508871A FR 508871D A FR508871D A FR 508871DA FR 508871 A FR508871 A FR 508871A
- Authority
- FR
- France
- Prior art keywords
- protractor device
- precision
- precision protractor
- protractor
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR508871T | 1920-01-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR508871A true FR508871A (en) | 1920-10-26 |
Family
ID=8910647
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR508871A Expired FR508871A (en) | 1920-01-08 | 1920-01-08 | Precision protractor device |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR508871A (en) |
-
1920
- 1920-01-08 FR FR508871A patent/FR508871A/en not_active Expired
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