FR2173849B1 - - Google Patents
Info
- Publication number
- FR2173849B1 FR2173849B1 FR7207930A FR7207930A FR2173849B1 FR 2173849 B1 FR2173849 B1 FR 2173849B1 FR 7207930 A FR7207930 A FR 7207930A FR 7207930 A FR7207930 A FR 7207930A FR 2173849 B1 FR2173849 B1 FR 2173849B1
- Authority
- FR
- France
- 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
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/20—Instruments for performing navigational calculations
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Automation & Control Theory (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7207930A FR2173849B1 (en) | 1972-03-02 | 1972-03-02 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7207930A FR2173849B1 (en) | 1972-03-02 | 1972-03-02 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2173849A1 FR2173849A1 (en) | 1973-10-12 |
FR2173849B1 true FR2173849B1 (en) | 1975-04-25 |
Family
ID=9094789
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7207930A Expired FR2173849B1 (en) | 1972-03-02 | 1972-03-02 |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2173849B1 (en) |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB435045A (en) * | 1934-03-13 | 1935-09-13 | Louis Francis Albert Victor Ni | Improvements relating to laying off courses, bearings, angles and the like |
US2239959A (en) * | 1939-01-25 | 1941-04-29 | Lloyd R Gray | Course converter for conveyances |
FR885816A (en) * | 1942-05-11 | 1943-09-27 | Corrective method and apparatus, in particular for maritime or air navigation |
-
1972
- 1972-03-02 FR FR7207930A patent/FR2173849B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2173849A1 (en) | 1973-10-12 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |