FR892685A - Improvements made to magnetic compasses - Google Patents
Improvements made to magnetic compassesInfo
- Publication number
- FR892685A FR892685A FR892685DA FR892685A FR 892685 A FR892685 A FR 892685A FR 892685D A FR892685D A FR 892685DA FR 892685 A FR892685 A FR 892685A
- Authority
- FR
- France
- Prior art keywords
- improvements made
- magnetic compasses
- compasses
- magnetic
- 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 |
---|---|---|---|
FR892685T | 1943-01-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR892685A true FR892685A (en) | 1944-05-16 |
Family
ID=9389724
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR892685D Expired FR892685A (en) | 1943-01-26 | 1943-01-26 | Improvements made to magnetic compasses |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR892685A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3199210A (en) * | 1962-01-23 | 1965-08-10 | All Hands Inc | Spherical compass |
-
1943
- 1943-01-26 FR FR892685D patent/FR892685A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3199210A (en) * | 1962-01-23 | 1965-08-10 | All Hands Inc | Spherical compass |
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