FR807151A - Compas amplificateur à induction terrestre - Google Patents

Compas amplificateur à induction terrestre

Info

Publication number
FR807151A
FR807151A FR807151DA FR807151A FR 807151 A FR807151 A FR 807151A FR 807151D A FR807151D A FR 807151DA FR 807151 A FR807151 A FR 807151A
Authority
FR
France
Prior art keywords
compass
terrestrial
induction amplifier
induction
amplifier
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
Sellier
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 filed Critical
Application granted granted Critical
Publication of FR807151A publication Critical patent/FR807151A/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
    • G01C17/00—Compasses; Devices for ascertaining true or magnetic north for navigation or surveying purposes
    • G01C17/02—Magnetic compasses
    • G01C17/28—Electromagnetic compasses
    • G01C17/30—Earth-inductor compasses

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
FR807151D 1936-05-09 1936-05-09 Compas amplificateur à induction terrestre Expired FR807151A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR807151T 1936-05-09

Publications (1)

Publication Number Publication Date
FR807151A true FR807151A (fr) 1937-01-06

Family

ID=9252283

Family Applications (1)

Application Number Title Priority Date Filing Date
FR807151D Expired FR807151A (fr) 1936-05-09 1936-05-09 Compas amplificateur à induction terrestre

Country Status (1)

Country Link
FR (1) FR807151A (fr)

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