FR2114844A5 - - Google Patents
Info
- Publication number
- FR2114844A5 FR2114844A5 FR7141276A FR7141276A FR2114844A5 FR 2114844 A5 FR2114844 A5 FR 2114844A5 FR 7141276 A FR7141276 A FR 7141276A FR 7141276 A FR7141276 A FR 7141276A FR 2114844 A5 FR2114844 A5 FR 2114844A5
- 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
- G01C17/02—Magnetic compasses
- G01C17/04—Magnetic compasses with north-seeking magnetic elements, e.g. needles
- G01C17/20—Observing the compass card or needle
- G01C17/26—Observing the compass card or needle using electric pick-offs for transmission to final indicator, e.g. photocell
-
- 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
- G01C17/02—Magnetic compasses
- G01C17/04—Magnetic compasses with north-seeking magnetic elements, e.g. needles
- G01C17/18—Supporting or suspending compasses, e.g. by gimbal, by flotation
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7141276A FR2114844A5 (OSRAM) | 1971-11-18 | 1971-11-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7141276A FR2114844A5 (OSRAM) | 1971-11-18 | 1971-11-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2114844A5 true FR2114844A5 (OSRAM) | 1972-06-30 |
Family
ID=9085966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7141276A Expired FR2114844A5 (OSRAM) | 1971-11-18 | 1971-11-18 |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2114844A5 (OSRAM) |
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1971
- 1971-11-18 FR FR7141276A patent/FR2114844A5/fr not_active Expired