FR851092A - Boussole - Google Patents

Boussole

Info

Publication number
FR851092A
FR851092A FR851092DA FR851092A FR 851092 A FR851092 A FR 851092A FR 851092D A FR851092D A FR 851092DA FR 851092 A FR851092 A FR 851092A
Authority
FR
France
Prior art keywords
compass
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)
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.)
Licentia Patent Verwaltungs GmbH
Original Assignee
Licentia Patent Verwaltungs GmbH
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 Licentia Patent Verwaltungs GmbH filed Critical Licentia Patent Verwaltungs GmbH
Application granted granted Critical
Publication of FR851092A publication Critical patent/FR851092A/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)
FR851092D 1938-03-14 1939-03-02 Boussole Expired FR851092A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE851092X 1938-03-14

Publications (1)

Publication Number Publication Date
FR851092A true FR851092A (fr) 1940-01-02

Family

ID=6779861

Family Applications (1)

Application Number Title Priority Date Filing Date
FR851092D Expired FR851092A (fr) 1938-03-14 1939-03-02 Boussole

Country Status (1)

Country Link
FR (1) FR851092A (fr)

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