FR762684A - Perfectionnement aux boussoles - Google Patents

Perfectionnement aux boussoles

Info

Publication number
FR762684A
FR762684A FR762684DA FR762684A FR 762684 A FR762684 A FR 762684A FR 762684D A FR762684D A FR 762684DA FR 762684 A FR762684 A FR 762684A
Authority
FR
France
Prior art keywords
compass
improvement
compass improvement
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
Laurent Andre Jean-Marie
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 FR762684A publication Critical patent/FR762684A/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)
FR762684D 1933-01-07 1933-01-07 Perfectionnement aux boussoles Expired FR762684A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR762684T 1933-01-07

Publications (1)

Publication Number Publication Date
FR762684A true FR762684A (fr) 1934-04-16

Family

ID=9177424

Family Applications (1)

Application Number Title Priority Date Filing Date
FR762684D Expired FR762684A (fr) 1933-01-07 1933-01-07 Perfectionnement aux boussoles

Country Status (1)

Country Link
FR (1) FR762684A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE745984C (de) * 1937-05-30 1944-05-31 Siemens App Magnetkompass
US2428346A (en) * 1947-03-11 1947-09-30 White Wilfrid Gordon Magnetic compass

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE745984C (de) * 1937-05-30 1944-05-31 Siemens App Magnetkompass
US2428346A (en) * 1947-03-11 1947-09-30 White Wilfrid Gordon Magnetic compass

Similar Documents

Publication Publication Date Title
FR773207A (fr) Perfectionnements aux cloisons
FR800897A (fr) Perfectionnements aux carburateurs
FR766942A (fr) Perfectionnements aux diagraphes
FR782576A (fr) Perfectionnements aux boussoles
FR762684A (fr) Perfectionnement aux boussoles
FR770690A (fr) Perfectionnement aux courroies
FR759612A (fr) Perfectionnement aux robinets
FR729721A (fr) Perfectionnements aux carburateurs
FR770696A (fr) Perfectionnements aux carburateurs
FR779058A (fr) Perfectionnements aux compresseurs
FR775420A (fr) Perfectionnements aux crampons
FR765885A (fr) Perfectionnements aux ratineuses
FR764693A (fr) Perfectionnements aux bouteilles
FR755082A (fr) Perfectionnements aux mélangeurs
FR766176A (fr) Perfectionnement aux vaporisateurs
FR779613A (fr) Perfectionnements aux carburateurs
FR777643A (fr) Perfectionnements aux carburateurs
FR758948A (fr) Perfectionnements aux carburateurs
FR43444E (fr) Perfectionnements aux carburateurs
FR758943A (fr) Perfectionnements aux carburateurs
FR772926A (fr) Perfectionnements aux carburateurs
FR776633A (fr) Perfectionnements aux sièges
FR767984A (fr) Perfectionnements aux antennes
FR758181A (fr) Perfectionnements aux faux-cols
FR776372A (fr) Perfectionnements aux barattes