FR21732E - Télé-altimètre semi-automatique - Google Patents
Télé-altimètre semi-automatiqueInfo
- Publication number
- FR21732E FR21732E FR21732A FR21732DA FR21732E FR 21732 E FR21732 E FR 21732E FR 21732 A FR21732 A FR 21732A FR 21732D A FR21732D A FR 21732DA FR 21732 E FR21732 E FR 21732E
- Authority
- FR
- France
- Prior art keywords
- altimeter
- semi
- automatic tele
- tele
- automatic
- 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
- G01C3/00—Measuring distances in line of sight; Optical rangefinders
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR21732T | 1919-02-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR21732E true FR21732E (fr) | 1921-01-12 |
Family
ID=8660723
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR21732A Expired FR21732E (fr) | 1919-02-04 | 1919-02-04 | Télé-altimètre semi-automatique |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR21732E (fr) |
-
1919
- 1919-02-04 FR FR21732A patent/FR21732E/fr not_active Expired
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