FR585298A - Indicateur de direction - Google Patents

Indicateur de direction

Info

Publication number
FR585298A
FR585298A FR585298DA FR585298A FR 585298 A FR585298 A FR 585298A FR 585298D A FR585298D A FR 585298DA FR 585298 A FR585298 A FR 585298A
Authority
FR
France
Prior art keywords
direction indicator
indicator
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
George Walker
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 FR585298A publication Critical patent/FR585298A/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)
FR585298D 1924-07-18 1924-07-18 Indicateur de direction Expired FR585298A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR585298T 1924-07-18

Publications (1)

Publication Number Publication Date
FR585298A true FR585298A (fr) 1925-02-24

Family

ID=8959907

Family Applications (1)

Application Number Title Priority Date Filing Date
FR585298D Expired FR585298A (fr) 1924-07-18 1924-07-18 Indicateur de direction

Country Status (1)

Country Link
FR (1) FR585298A (fr)

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