FR48514E - Perfectionnements aux compas de navigation à liquide - Google Patents

Perfectionnements aux compas de navigation à liquide

Info

Publication number
FR48514E
FR48514E FR48514DA FR48514E FR 48514 E FR48514 E FR 48514E FR 48514D A FR48514D A FR 48514DA FR 48514 E FR48514 E FR 48514E
Authority
FR
France
Prior art keywords
compasses
navigation
liquid
navigation compasses
liquid navigation
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
Paul Grasselli
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 FR48514E publication Critical patent/FR48514E/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)
FR48514D 1937-06-04 1937-06-04 Perfectionnements aux compas de navigation à liquide Expired FR48514E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR48514T 1937-06-04

Publications (1)

Publication Number Publication Date
FR48514E true FR48514E (fr) 1938-03-08

Family

ID=8683842

Family Applications (1)

Application Number Title Priority Date Filing Date
FR48514D Expired FR48514E (fr) 1937-06-04 1937-06-04 Perfectionnements aux compas de navigation à liquide

Country Status (1)

Country Link
FR (1) FR48514E (fr)

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