FR471432A - Compas de relèvement - Google Patents

Compas de relèvement

Info

Publication number
FR471432A
FR471432A FR471432DA FR471432A FR 471432 A FR471432 A FR 471432A FR 471432D A FR471432D A FR 471432DA FR 471432 A FR471432 A FR 471432A
Authority
FR
France
Prior art keywords
bearing compass
compass
bearing
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
Abel-Louis Doignon
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.)
ABEL-LOUIS DOIGNON
Original Assignee
ABEL-LOUIS DOIGNON
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 ABEL-LOUIS DOIGNON filed Critical ABEL-LOUIS DOIGNON
Application granted granted Critical
Publication of FR471432A publication Critical patent/FR471432A/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR471432D 1913-07-09 1913-07-09 Compas de relèvement Expired FR471432A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR471432T 1913-07-09

Publications (1)

Publication Number Publication Date
FR471432A true FR471432A (fr) 1914-10-26

Family

ID=1509695

Family Applications (1)

Application Number Title Priority Date Filing Date
FR471432D Expired FR471432A (fr) 1913-07-09 1913-07-09 Compas de relèvement

Country Status (1)

Country Link
FR (1) FR471432A (fr)

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