FR1396752A - Boussole - Google Patents

Boussole

Info

Publication number
FR1396752A
FR1396752A FR975490A FR975490A FR1396752A FR 1396752 A FR1396752 A FR 1396752A FR 975490 A FR975490 A FR 975490A FR 975490 A FR975490 A FR 975490A FR 1396752 A FR1396752 A FR 1396752A
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
FR975490A
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.)
Dansk Automatisk Ror Kontrol AS
Original Assignee
Dansk Automatisk Ror Kontrol AS
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 Dansk Automatisk Ror Kontrol AS filed Critical Dansk Automatisk Ror Kontrol AS
Priority to FR975490A priority Critical patent/FR1396752A/fr
Application granted granted Critical
Publication of FR1396752A publication Critical patent/FR1396752A/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
    • G01C17/04—Magnetic compasses with north-seeking magnetic elements, e.g. needles
    • G01C17/20—Observing the compass card or needle
    • G01C17/26—Observing the compass card or needle using electric pick-offs for transmission to final indicator, e.g. photocell

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR975490A 1964-05-22 1964-05-22 Boussole Expired FR1396752A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR975490A FR1396752A (fr) 1964-05-22 1964-05-22 Boussole

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR975490A FR1396752A (fr) 1964-05-22 1964-05-22 Boussole

Publications (1)

Publication Number Publication Date
FR1396752A true FR1396752A (fr) 1965-04-23

Family

ID=8830644

Family Applications (1)

Application Number Title Priority Date Filing Date
FR975490A Expired FR1396752A (fr) 1964-05-22 1964-05-22 Boussole

Country Status (1)

Country Link
FR (1) FR1396752A (fr)

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