FR680563A - Perfectionnements aux compas ou boussoles - Google Patents

Perfectionnements aux compas ou boussoles

Info

Publication number
FR680563A
FR680563A FR680563DA FR680563A FR 680563 A FR680563 A FR 680563A FR 680563D A FR680563D A FR 680563DA FR 680563 A FR680563 A FR 680563A
Authority
FR
France
Prior art keywords
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
Other languages
English (en)
Inventor
Antoine-Marius-Camil Morel
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.)
KRAUSS SOC D Ets
Original Assignee
KRAUSS SOC D Ets
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 KRAUSS SOC D Ets filed Critical KRAUSS SOC D Ets
Application granted granted Critical
Publication of FR680563A publication Critical patent/FR680563A/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)
FR680563D 1928-12-22 1928-12-22 Perfectionnements aux compas ou boussoles Expired FR680563A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR680563T 1928-12-22

Publications (1)

Publication Number Publication Date
FR680563A true FR680563A (fr) 1930-05-02

Family

ID=9022320

Family Applications (1)

Application Number Title Priority Date Filing Date
FR680563D Expired FR680563A (fr) 1928-12-22 1928-12-22 Perfectionnements aux compas ou boussoles

Country Status (1)

Country Link
FR (1) FR680563A (fr)

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