FR523029A - Devices for dividing circumferences and angles - Google Patents
Devices for dividing circumferences and anglesInfo
- Publication number
- FR523029A FR523029A FR523029A FR523029DA FR523029A FR 523029 A FR523029 A FR 523029A FR 523029 A FR523029 A FR 523029A FR 523029D A FR523029D A FR 523029DA FR 523029 A FR523029 A FR 523029A
- Authority
- FR
- France
- Prior art keywords
- angles
- devices
- circumferences
- dividing
- dividing circumferences
- 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 |
---|---|---|---|
FR523029T | 1919-08-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR523029A true FR523029A (en) | 1921-08-11 |
Family
ID=8918326
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR523029A Expired FR523029A (en) | 1919-08-19 | 1919-08-19 | Devices for dividing circumferences and angles |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR523029A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2777206A (en) * | 1953-10-09 | 1957-01-15 | Perry W Sparrow | Distance measuring device |
US2878566A (en) * | 1957-06-21 | 1959-03-24 | Arthur J Mellen | Arc-measuring instrument |
US2996803A (en) * | 1958-10-31 | 1961-08-22 | Saltz Fred | Mathematical instrument |
-
1919
- 1919-08-19 FR FR523029A patent/FR523029A/en not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2777206A (en) * | 1953-10-09 | 1957-01-15 | Perry W Sparrow | Distance measuring device |
US2878566A (en) * | 1957-06-21 | 1959-03-24 | Arthur J Mellen | Arc-measuring instrument |
US2996803A (en) * | 1958-10-31 | 1961-08-22 | Saltz Fred | Mathematical instrument |
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