FR470809A - Perfectionnements aux compas de mer - Google Patents

Perfectionnements aux compas de mer

Info

Publication number
FR470809A
FR470809A FR470809A FR470809DA FR470809A FR 470809 A FR470809 A FR 470809A FR 470809 A FR470809 A FR 470809A FR 470809D A FR470809D A FR 470809DA FR 470809 A FR470809 A FR 470809A
Authority
FR
France
Prior art keywords
compasses
sea
sea compasses
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
FR470809A
Other languages
English (en)
Inventor
Michael Birt Field
Donald Renfrew
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.)
Kelvin Bottomley & Baird Ltd Ste
Original Assignee
Kelvin Bottomley & Baird Ltd Ste
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 Kelvin Bottomley & Baird Ltd Ste filed Critical Kelvin Bottomley & Baird Ltd Ste
Application granted granted Critical
Publication of FR470809A publication Critical patent/FR470809A/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)
FR470809A 1913-05-17 1914-04-11 Perfectionnements aux compas de mer Expired FR470809A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB470809X 1913-05-17

Publications (1)

Publication Number Publication Date
FR470809A true FR470809A (fr) 1914-10-01

Family

ID=1509131

Family Applications (1)

Application Number Title Priority Date Filing Date
FR470809A Expired FR470809A (fr) 1913-05-17 1914-04-11 Perfectionnements aux compas de mer

Country Status (1)

Country Link
FR (1) FR470809A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0086618A1 (fr) * 1982-02-12 1983-08-24 HALL & WATTS LIMITED Compas

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0086618A1 (fr) * 1982-02-12 1983-08-24 HALL & WATTS LIMITED Compas

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