FR452895A - Dispositif de compas sec d'orientation - Google Patents

Dispositif de compas sec d'orientation

Info

Publication number: FR452895A
Authority: FR; France
Prior art keywords: compass device; orientation; dry; orientation dry; compass
Prior art date: 1913-01-06
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

Inventor

Henri Rosenfeld

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.)

HENRI ROSENFELD

Original Assignee

HENRI ROSENFELD

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.)

1913-01-06

Filing date

1913-01-06

Publication date

1913-05-24

1913-01-06 Application filed by HENRI ROSENFELD filed Critical HENRI ROSENFELD

1913-05-24 Application granted granted Critical

1913-05-24 Publication of FR452895A publication Critical patent/FR452895A/fr

Status Expired legal-status Critical Current

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)

FR452895D 1913-01-06 1913-01-06 Dispositif de compas sec d'orientation Expired FR452895A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR452895T		1913-01-06

Publications (1)

Publication Number	Publication Date
FR452895A true FR452895A (fr)	1913-05-24

Family

ID=1493057

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR452895D Expired FR452895A (fr)	1913-01-06	1913-01-06	Dispositif de compas sec d'orientation

Country Status (1)

Country	Link
FR (1)	FR452895A (fr)

1913
- 1913-01-06 FR FR452895D patent/FR452895A/fr not_active Expired

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