FR500078A - Niveau d'aviateur - Google Patents
Niveau d'aviateurInfo
- Publication number
- FR500078A FR500078A FR500078DA FR500078A FR 500078 A FR500078 A FR 500078A FR 500078D A FR500078D A FR 500078DA FR 500078 A FR500078 A FR 500078A
- Authority
- FR
- France
- Prior art keywords
- aviator
- level
- aviator level
- 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
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
- G01C9/18—Measuring inclination, e.g. by clinometers, by levels by using liquids
- G01C9/20—Measuring inclination, e.g. by clinometers, by levels by using liquids the indication being based on the inclination of the surface of a liquid relative to its container
- G01C9/22—Measuring inclination, e.g. by clinometers, by levels by using liquids the indication being based on the inclination of the surface of a liquid relative to its container with interconnected containers in fixed relation to each other
Landscapes
- Physics & Mathematics (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 |
---|---|---|---|
FR500078T | 1918-11-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR500078A true FR500078A (fr) | 1920-03-02 |
Family
ID=1535009
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR500078D Expired FR500078A (fr) | 1918-11-20 | 1918-11-20 | Niveau d'aviateur |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR500078A (fr) |
-
1918
- 1918-11-20 FR FR500078D patent/FR500078A/fr not_active Expired
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