FR843490A - - Google Patents
Info
- Publication number
- FR843490A FR843490A FR843490DA FR843490A FR 843490 A FR843490 A FR 843490A FR 843490D A FR843490D A FR 843490DA FR 843490 A FR843490 A FR 843490A
- Authority
- FR
- France
- 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
- G01C17/36—Repeaters for remote indication of readings of a master compass
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR843490A true FR843490A (fi) | 1939-07-04 |
Family
ID=1554261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR843490D Expired FR843490A (fi) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR843490A (fi) |
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0
- FR FR843490D patent/FR843490A/fr not_active Expired