FR372486A - Perfectionnement à la boussole marine - Google Patents

Perfectionnement à la boussole marine

Info

Publication number
FR372486A
FR372486A FR372486DA FR372486A FR 372486 A FR372486 A FR 372486A FR 372486D A FR372486D A FR 372486DA FR 372486 A FR372486 A FR 372486A
Authority
FR
France
Prior art keywords
improvement
marine compass
compass
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)
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 AND JAMES WHITE Ltd
Original Assignee
KELVIN AND JAMES WHITE Ltd
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 AND JAMES WHITE Ltd filed Critical KELVIN AND JAMES WHITE Ltd
Application granted granted Critical
Publication of FR372486A publication Critical patent/FR372486A/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)
FR372486D 1906-12-06 1906-12-06 Perfectionnement à la boussole marine Expired FR372486A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR372486T 1906-12-06

Publications (1)

Publication Number Publication Date
FR372486A true FR372486A (fr) 1907-04-09

Family

ID=1419260

Family Applications (1)

Application Number Title Priority Date Filing Date
FR372486D Expired FR372486A (fr) 1906-12-06 1906-12-06 Perfectionnement à la boussole marine

Country Status (1)

Country Link
FR (1) FR372486A (fr)

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