FR56944E - Photomètre-télémètre - Google Patents
Photomètre-télémètreInfo
- Publication number
- FR56944E FR56944E FR56944DA FR56944E FR 56944 E FR56944 E FR 56944E FR 56944D A FR56944D A FR 56944DA FR 56944 E FR56944 E FR 56944E
- Authority
- FR
- France
- Prior art keywords
- rangefinder
- photometer
- 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
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR56944T | 1947-12-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR56944E true FR56944E (fr) | 1952-10-09 |
Family
ID=8691069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR56944D Expired FR56944E (fr) | 1947-12-06 | 1947-12-06 | Photomètre-télémètre |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR56944E (fr) |
-
1947
- 1947-12-06 FR FR56944D patent/FR56944E/fr not_active Expired
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