FR451080A - Compass device for air navigation indicating the course angle and the drift angle by a unique index - Google Patents

Compass device for air navigation indicating the course angle and the drift angle by a unique index

Info

Publication number
FR451080A
FR451080A FR451080DA FR451080A FR 451080 A FR451080 A FR 451080A FR 451080D A FR451080D A FR 451080DA FR 451080 A FR451080 A FR 451080A
Authority
FR
France
Prior art keywords
angle
air navigation
unique index
compass device
navigation indicating
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)
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.)
AERA SOC
Original Assignee
AERA SOC
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 AERA SOC filed Critical AERA SOC
Application granted granted Critical
Publication of FR451080A publication Critical patent/FR451080A/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)
FR451080D 1912-02-03 1912-02-03 Compass device for air navigation indicating the course angle and the drift angle by a unique index Expired FR451080A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR451080T 1912-02-03

Publications (1)

Publication Number Publication Date
FR451080A true FR451080A (en) 1913-04-10

Family

ID=1491450

Family Applications (1)

Application Number Title Priority Date Filing Date
FR451080D Expired FR451080A (en) 1912-02-03 1912-02-03 Compass device for air navigation indicating the course angle and the drift angle by a unique index

Country Status (1)

Country Link
FR (1) FR451080A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2590115A (en) * 1945-10-26 1952-03-25 Jr Charles W Merriam Bearing circle

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2590115A (en) * 1945-10-26 1952-03-25 Jr Charles W Merriam Bearing circle

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