FR21050E - Compas de marine à correction automatique - Google Patents

Compas de marine à correction automatique

Info

Publication number
FR21050E
FR21050E FR21050DA FR21050E FR 21050 E FR21050 E FR 21050E FR 21050D A FR21050D A FR 21050DA FR 21050 E FR21050 E FR 21050E
Authority
FR
France
Prior art keywords
self
correcting
marine compass
compass
correcting marine
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
Andre-Denis-Joseph-Antoine Voulgre
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.)
ANDRE DENIS JOSEPH ANTOINE VOU
Original Assignee
ANDRE DENIS JOSEPH ANTOINE VOU
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 ANDRE DENIS JOSEPH ANTOINE VOU filed Critical ANDRE DENIS JOSEPH ANTOINE VOU
Application granted granted Critical
Publication of FR21050E publication Critical patent/FR21050E/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
    • G01C17/38—Testing, calibrating, or compensating of compasses

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR21050D 1917-12-11 1918-09-10 Compas de marine à correction automatique Expired FR21050E (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR491533T 1917-12-11
FR21050T 1918-09-10

Publications (1)

Publication Number Publication Date
FR21050E true FR21050E (fr) 1920-02-19

Family

ID=1362010

Family Applications (1)

Application Number Title Priority Date Filing Date
FR21050D Expired FR21050E (fr) 1917-12-11 1918-09-10 Compas de marine à correction automatique

Country Status (1)

Country Link
FR (1) FR21050E (fr)

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