FR1047158A - Course keeper - Google Patents
Course keeperInfo
- Publication number
- FR1047158A FR1047158A FR1047158DA FR1047158A FR 1047158 A FR1047158 A FR 1047158A FR 1047158D A FR1047158D A FR 1047158DA FR 1047158 A FR1047158 A FR 1047158A
- Authority
- FR
- France
- Prior art keywords
- keeper
- course
- course keeper
- 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
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D1/00—Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots
- G05D1/02—Control of position or course in two dimensions
-
- 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)
- Aviation & Aerospace Engineering (AREA)
- Automation & Control Theory (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1047158T | 1950-12-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1047158A true FR1047158A (en) | 1953-12-11 |
Family
ID=9592710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1047158D Expired FR1047158A (en) | 1950-12-30 | 1950-12-30 | Course keeper |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR1047158A (en) |
-
1950
- 1950-12-30 FR FR1047158D patent/FR1047158A/en not_active Expired
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