FR824690A - Campaign device for compass compensation - Google Patents

Campaign device for compass compensation

Info

Publication number
FR824690A
FR824690A FR824690DA FR824690A FR 824690 A FR824690 A FR 824690A FR 824690D A FR824690D A FR 824690DA FR 824690 A FR824690 A FR 824690A
Authority
FR
France
Prior art keywords
compass compensation
campaign device
campaign
compass
compensation
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
Albert Lepetit
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 FR824690A publication Critical patent/FR824690A/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
    • G01C17/38—Testing, calibrating, or compensating of compasses

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR824690D 1936-10-28 1936-10-28 Campaign device for compass compensation Expired FR824690A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR824690T 1936-10-28

Publications (1)

Publication Number Publication Date
FR824690A true FR824690A (en) 1938-02-14

Family

ID=9281948

Family Applications (1)

Application Number Title Priority Date Filing Date
FR824690D Expired FR824690A (en) 1936-10-28 1936-10-28 Campaign device for compass compensation

Country Status (1)

Country Link
FR (1) FR824690A (en)

Similar Documents

Publication Publication Date Title
FR788246A (en) Device for road construction
FR824690A (en) Campaign device for compass compensation
FR807603A (en) Auxiliary device for replacement of automobile wheels
FR823005A (en) Amplifier device for photocathodes
FR810389A (en) Liquid for permanent waving
FR48475E (en) Small compass for aviation
FR807692A (en) Aircraft for air navigation
FR825092A (en) Calculating mechanism for measuring instruments
FR830450A (en) Support for devices
FR820412A (en) Navigation compass
SE97171C1 (en) Calculation device for radiogoniometric navigation
FR820126A (en) Instrument for measuring distances
FR810153A (en) Navigation instrument
FR810554A (en) Advanced navigation compass
FR798520A (en) Small compass for aviation
FR826167A (en) Instrument for plotting scales
FR809264A (en) Advanced device for the determination of gravity
FR824075A (en) Liquid concentration devices by trickle
FR825679A (en) Electric steering device for navigation
CH189428A (en) Date indicating device for calendar-table.
FR818260A (en) Debit regulator
FR821858A (en) Guidance device for sound-visual films
FR814341A (en) Articulated compass for draftsman
FR817732A (en) Gyroscopic navigation instrument
FR829871A (en) Pendulum device for all applications