FR782267A - Liquid compass - Google Patents

Liquid compass

Info

Publication number
FR782267A
FR782267A FR782267DA FR782267A FR 782267 A FR782267 A FR 782267A FR 782267D A FR782267D A FR 782267DA FR 782267 A FR782267 A FR 782267A
Authority
FR
France
Prior art keywords
liquid compass
compass
liquid
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)
Inventor
Tuomas Vohlonen
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 filed Critical
Application granted granted Critical
Publication of FR782267A publication Critical patent/FR782267A/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)
FR782267D 1934-12-04 1934-12-04 Liquid compass Expired FR782267A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR782267T 1934-12-04

Publications (1)

Publication Number Publication Date
FR782267A true FR782267A (en) 1935-06-01

Family

ID=9211432

Family Applications (1)

Application Number Title Priority Date Filing Date
FR782267D Expired FR782267A (en) 1934-12-04 1934-12-04 Liquid compass

Country Status (1)

Country Link
FR (1) FR782267A (en)

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