FR517542A - Cadran-boussole réglable - Google Patents

Cadran-boussole réglable

Info

Publication number
FR517542A
FR517542A FR517542A FR517542DA FR517542A FR 517542 A FR517542 A FR 517542A FR 517542 A FR517542 A FR 517542A FR 517542D A FR517542D A FR 517542DA FR 517542 A FR517542 A FR 517542A
Authority
FR
France
Prior art keywords
compass dial
adjustable compass
adjustable
dial
compass
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
FR517542A
Other languages
English (en)
Inventor
Hans Thorvald Zeiner-Henriksen
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.)
ZEINER-HENDRIJSEN HANS THORVALD
Original Assignee
ZEINER-HENDRIJSEN HANS THORVALD
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 ZEINER-HENDRIJSEN HANS THORVALD filed Critical ZEINER-HENDRIJSEN HANS THORVALD
Application granted granted Critical
Publication of FR517542A publication Critical patent/FR517542A/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
    • G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
    • G01C21/20—Instruments for performing navigational calculations

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Automation & Control Theory (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR517542A 1918-04-25 1920-06-21 Cadran-boussole réglable Expired FR517542A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO517542X 1918-04-25

Publications (1)

Publication Number Publication Date
FR517542A true FR517542A (fr) 1921-05-07

Family

ID=19905909

Family Applications (1)

Application Number Title Priority Date Filing Date
FR517542A Expired FR517542A (fr) 1918-04-25 1920-06-21 Cadran-boussole réglable

Country Status (1)

Country Link
FR (1) FR517542A (fr)

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