FR476723A - Rangefinder improvements - Google Patents
Rangefinder improvementsInfo
- Publication number
- FR476723A FR476723A FR476723DA FR476723A FR 476723 A FR476723 A FR 476723A FR 476723D A FR476723D A FR 476723DA FR 476723 A FR476723 A FR 476723A
- Authority
- FR
- France
- Prior art keywords
- rangefinder
- rangefinder improvements
- 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
- G01C3/00—Measuring distances in line of sight; Optical rangefinders
- G01C3/10—Measuring distances in line of sight; Optical rangefinders using a parallactic triangle with variable angles and a base of fixed length in the observation station, e.g. in the instrument
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR476723T | 1914-12-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR476723A true FR476723A (en) | 1915-08-26 |
Family
ID=1514467
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR476723D Expired FR476723A (en) | 1914-12-12 | 1914-12-12 | Rangefinder improvements |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR476723A (en) |
-
1914
- 1914-12-12 FR FR476723D patent/FR476723A/en not_active Expired
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