FR762684A - Perfectionnement aux boussoles - Google Patents
Perfectionnement aux boussolesInfo
- Publication number
- FR762684A FR762684A FR762684DA FR762684A FR 762684 A FR762684 A FR 762684A FR 762684D A FR762684D A FR 762684DA FR 762684 A FR762684 A FR 762684A
- Authority
- FR
- France
- Prior art keywords
- compass
- improvement
- compass improvement
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C17/00—Compasses; Devices for ascertaining true or magnetic north for navigation or surveying purposes
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR762684T | 1933-01-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR762684A true FR762684A (fr) | 1934-04-16 |
Family
ID=9177424
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR762684D Expired FR762684A (fr) | 1933-01-07 | 1933-01-07 | Perfectionnement aux boussoles |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR762684A (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE745984C (de) * | 1937-05-30 | 1944-05-31 | Siemens App | Magnetkompass |
US2428346A (en) * | 1947-03-11 | 1947-09-30 | White Wilfrid Gordon | Magnetic compass |
-
1933
- 1933-01-07 FR FR762684D patent/FR762684A/fr not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE745984C (de) * | 1937-05-30 | 1944-05-31 | Siemens App | Magnetkompass |
US2428346A (en) * | 1947-03-11 | 1947-09-30 | White Wilfrid Gordon | Magnetic compass |
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