FR1035133A - Compass refinements - Google Patents

Compass refinements

Info

Publication number
FR1035133A
FR1035133A FR1035133DA FR1035133A FR 1035133 A FR1035133 A FR 1035133A FR 1035133D A FR1035133D A FR 1035133DA FR 1035133 A FR1035133 A FR 1035133A
Authority
FR
France
Prior art keywords
refinements
compass
compass refinements
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
French (fr)
Inventor
Robert-Claude Bouchet
Clement-Henry Burth
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 FR1035133A publication Critical patent/FR1035133A/en
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

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR1035133D 1951-04-06 1951-04-06 Compass refinements Expired FR1035133A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1035133T 1951-04-06

Publications (1)

Publication Number Publication Date
FR1035133A true FR1035133A (en) 1953-08-17

Family

ID=9585536

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1035133D Expired FR1035133A (en) 1951-04-06 1951-04-06 Compass refinements

Country Status (1)

Country Link
FR (1) FR1035133A (en)

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