FR942602A - Improvements to liquid compasses - Google Patents

Improvements to liquid compasses

Info

Publication number
FR942602A
FR942602A FR942602DA FR942602A FR 942602 A FR942602 A FR 942602A FR 942602D A FR942602D A FR 942602DA FR 942602 A FR942602 A FR 942602A
Authority
FR
France
Prior art keywords
compasses
liquid
liquid 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
French (fr)
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.)
FILOTECNICA SALMOIRAGHI SpA
Original Assignee
FILOTECNICA SALMOIRAGHI SpA
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 FILOTECNICA SALMOIRAGHI SpA filed Critical FILOTECNICA SALMOIRAGHI SpA
Application granted granted Critical
Publication of FR942602A publication Critical patent/FR942602A/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)
FR942602D 1945-10-18 1947-03-03 Improvements to liquid compasses Expired FR942602A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT942602X 1945-10-18

Publications (1)

Publication Number Publication Date
FR942602A true FR942602A (en) 1949-02-14

Family

ID=11332295

Family Applications (1)

Application Number Title Priority Date Filing Date
FR942602D Expired FR942602A (en) 1945-10-18 1947-03-03 Improvements to liquid compasses

Country Status (1)

Country Link
FR (1) FR942602A (en)

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