FR788079A - Improvements to compasses intended for aeronautics - Google Patents

Improvements to compasses intended for aeronautics

Info

Publication number
FR788079A
FR788079A FR788079DA FR788079A FR 788079 A FR788079 A FR 788079A FR 788079D A FR788079D A FR 788079DA FR 788079 A FR788079 A FR 788079A
Authority
FR
France
Prior art keywords
compasses
aeronautics
intended
compasses intended
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.)
AERA ETS
Original Assignee
AERA ETS
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 AERA ETS filed Critical AERA ETS
Application granted granted Critical
Publication of FR788079A publication Critical patent/FR788079A/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
FR788079D 1935-03-30 1935-03-30 Improvements to compasses intended for aeronautics Expired FR788079A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR788079T 1935-03-30

Publications (1)

Publication Number Publication Date
FR788079A true FR788079A (en) 1935-10-03

Family

ID=9219316

Family Applications (1)

Application Number Title Priority Date Filing Date
FR788079D Expired FR788079A (en) 1935-03-30 1935-03-30 Improvements to compasses intended for aeronautics

Country Status (1)

Country Link
FR (1) FR788079A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3234657A (en) * 1957-04-29 1966-02-15 Walter E Hull Magnetic compass

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3234657A (en) * 1957-04-29 1966-02-15 Walter E Hull Magnetic compass

Similar Documents

Publication Publication Date Title
FR816937A (en) Improvements relating to aeronautical propellers
FR837853A (en) Improvements to navigation instruments
FR736709A (en) Improvements to gyroscopic compasses
FR788079A (en) Improvements to compasses intended for aeronautics
FR812445A (en) Improvements to gyroscopic compasses
FR818850A (en) Gyromagnetic compass
FR786656A (en) Improvements to watch movements
FR808526A (en) Improvements to gyroscopic compasses
FR817007A (en) Improvements to drawing benches
FR799250A (en) Improvements to magnetic compasses
FR819858A (en) Improvements to gyroscopes
FR821717A (en) Improvements to calipers
FR791611A (en) Improvements made to gyroscopic compasses
FR813314A (en) Improvements to watch movements
FR48475E (en) Small compass for aviation
FR816942A (en) Improvements to magnetic compasses
FR810350A (en) Improvements to gyro-magnetic compasses
FR810554A (en) Advanced navigation compass
FR798520A (en) Small compass for aviation
FR752414A (en) Aviation compass
FR820412A (en) Navigation compass
FR805032A (en) Improvements to gyromagnetic compasses
FR813055A (en) Improvements to liquid navigation compasses
FR779559A (en) Improvements to magnetic compasses specially designed for air navigation
FR829728A (en) Improvements to navigation compasses