FR1002617A - Perfectionnement au compas à induction terrestre - Google Patents

Perfectionnement au compas à induction terrestre

Info

Publication number
FR1002617A
FR1002617A FR1002617DA FR1002617A FR 1002617 A FR1002617 A FR 1002617A FR 1002617D A FR1002617D A FR 1002617DA FR 1002617 A FR1002617 A FR 1002617A
Authority
FR
France
Prior art keywords
terrestrial
development
induction compass
compass
induction
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
Maurice Bezu
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 FR1002617A publication Critical patent/FR1002617A/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)
FR1002617D 1949-10-14 1949-10-14 Perfectionnement au compas à induction terrestre Expired FR1002617A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1002617T 1949-10-14

Publications (1)

Publication Number Publication Date
FR1002617A true FR1002617A (fr) 1952-03-10

Family

ID=9562335

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1002617D Expired FR1002617A (fr) 1949-10-14 1949-10-14 Perfectionnement au compas à induction terrestre

Country Status (1)

Country Link
FR (1) FR1002617A (fr)

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