FR810554A - Compas de navigation perfectionné - Google Patents

Compas de navigation perfectionné

Info

Publication number
FR810554A
FR810554A FR810554DA FR810554A FR 810554 A FR810554 A FR 810554A FR 810554D A FR810554D A FR 810554DA FR 810554 A FR810554 A FR 810554A
Authority
FR
France
Prior art keywords
advanced navigation
navigation compass
compass
advanced
navigation
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
Paul Jean Genin
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 FR810554A publication Critical patent/FR810554A/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
    • G01C17/02—Magnetic compasses
    • G01C17/04—Magnetic compasses with north-seeking magnetic elements, e.g. needles
    • G01C17/10—Comparing observed direction with north indication
    • G01C17/14—Comparing observed direction with north indication by reference marks, e.g. for ships' compasses
FR810554D 1936-09-10 1936-09-10 Compas de navigation perfectionné Expired FR810554A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR810554T 1936-09-10

Publications (1)

Publication Number Publication Date
FR810554A true FR810554A (fr) 1937-03-24

Family

ID=9256433

Family Applications (1)

Application Number Title Priority Date Filing Date
FR810554D Expired FR810554A (fr) 1936-09-10 1936-09-10 Compas de navigation perfectionné

Country Status (1)

Country Link
FR (1) FR810554A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE748572C (de) * 1939-01-04 1944-11-04 Magnetkompass, dessen Magnetnadel unterhaltene Schwingungen um eine Mittellage ausfuehrt

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE748572C (de) * 1939-01-04 1944-11-04 Magnetkompass, dessen Magnetnadel unterhaltene Schwingungen um eine Mittellage ausfuehrt

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