FR551098A - - Google Patents

Info

Publication number
FR551098A
FR551098A FR551098DA FR551098A FR 551098 A FR551098 A FR 551098A FR 551098D A FR551098D A FR 551098DA FR 551098 A FR551098 A FR 551098A
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
Application number
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.)
Publication date
Application granted granted Critical
Publication of FR551098A publication Critical patent/FR551098A/fr
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01CMEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C19/00Gyroscopes; Turn-sensitive devices using vibrating masses; Turn-sensitive devices without moving masses; Measuring angular rate using gyroscopic effects
    • G01C19/02Rotary gyroscopes
    • G01C19/34Rotary gyroscopes for indicating a direction in the horizontal plane, e.g. directional gyroscopes
    • G01C19/38Rotary gyroscopes for indicating a direction in the horizontal plane, e.g. directional gyroscopes with north-seeking action by other than magnetic means, e.g. gyrocompasses using earth's rotation

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Toys (AREA)
  • Friction Gearing (AREA)
FR551098D 1921-05-13 Expired FR551098A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US179918XA 1921-05-13 1921-05-13

Publications (1)

Publication Number Publication Date
FR551098A true FR551098A (fr) 1923-03-27

Family

ID=21785666

Family Applications (1)

Application Number Title Priority Date Filing Date
FR551098D Expired FR551098A (fr) 1921-05-13

Country Status (4)

Country Link
US (1) US1701283A (fr)
FR (1) FR551098A (fr)
GB (1) GB179918A (fr)
NL (1) NL15254C (fr)

Also Published As

Publication number Publication date
GB179918A (en) 1923-05-31
NL15254C (fr)
US1701283A (en) 1929-02-05

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