FR500078A - Niveau d'aviateur - Google Patents

Niveau d'aviateur

Info

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
Application number
Other languages
English (en)
Inventor
Andrew Morris
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of FR500078A publication Critical patent/FR500078A/fr
Expired legal-status Critical Current

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)
FR500078D 1918-11-20 1918-11-20 Niveau d'aviateur Expired FR500078A (fr)

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)

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