FR1156139A - Boussole - Google Patents
BoussoleInfo
- Publication number
- FR1156139A FR1156139A FR1156139DA FR1156139A FR 1156139 A FR1156139 A FR 1156139A FR 1156139D A FR1156139D A FR 1156139DA FR 1156139 A FR1156139 A FR 1156139A
- Authority
- FR
- France
- Prior art keywords
- compass
- 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
- 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
- G01C17/06—Suspending magnetic elements
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1156139X | 1955-08-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1156139A true FR1156139A (fr) | 1958-05-13 |
Family
ID=4560440
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1156139D Expired FR1156139A (fr) | 1955-08-31 | 1956-08-27 | Boussole |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1156139A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114659510A (zh) * | 2022-03-21 | 2022-06-24 | 贵州大学 | 一种适用于产状测量的便携式地质罗盘及使用方法 |
-
1956
- 1956-08-27 FR FR1156139D patent/FR1156139A/fr not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114659510A (zh) * | 2022-03-21 | 2022-06-24 | 贵州大学 | 一种适用于产状测量的便携式地质罗盘及使用方法 |
CN114659510B (zh) * | 2022-03-21 | 2024-03-08 | 贵州大学 | 一种适用于产状测量的便携式地质罗盘及使用方法 |
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