NL31706C - - Google Patents

Info

Publication number
NL31706C
NL31706C NL31706DA NL31706C NL 31706 C NL31706 C NL 31706C NL 31706D A NL31706D A NL 31706DA NL 31706 C NL31706 C NL 31706C
Authority
NL
Netherlands
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 of NL31706C publication Critical patent/NL31706C/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C19/00—Gyroscopes; Turn-sensitive devices using vibrating masses; Turn-sensitive devices without moving masses; Measuring angular rate using gyroscopic effects
    • G01C19/02—Rotary gyroscopes
    • G01C19/34—Rotary gyroscopes for indicating a direction in the horizontal plane, e.g. directional gyroscopes
    • G01C19/38—Rotary 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)
  • Gyroscopes (AREA)
NL31706D 1928-04-17 NL31706C (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE309910X 1928-04-17

Publications (1)

Publication Number Publication Date
NL31706C true NL31706C (zh)

Family

ID=6122140

Family Applications (1)

Application Number Title Priority Date Filing Date
NL31706D NL31706C (zh) 1928-04-17

Country Status (3)

Country Link
FR (1) FR672961A (zh)
GB (1) GB309910A (zh)
NL (1) NL31706C (zh)

Also Published As

Publication number Publication date
GB309910A (en) 1930-05-08
FR672961A (fr) 1930-01-09

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