FR2138353B2 - - Google Patents
Info
- Publication number
- FR2138353B2 FR2138353B2 FR7118674A FR7118674A FR2138353B2 FR 2138353 B2 FR2138353 B2 FR 2138353B2 FR 7118674 A FR7118674 A FR 7118674A FR 7118674 A FR7118674 A FR 7118674A FR 2138353 B2 FR2138353 B2 FR 2138353B2
- 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
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/40—Optical focusing aids
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D15/00—Component parts of recorders for measuring arrangements not specially adapted for a specific variable
- G01D15/14—Optical recording elements; Recording elements using X-or nuclear radiation
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7118674A FR2138353B2 (show.php) | 1971-05-24 | 1971-05-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7118674A FR2138353B2 (show.php) | 1971-05-24 | 1971-05-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2138353A2 FR2138353A2 (show.php) | 1973-01-05 |
| FR2138353B2 true FR2138353B2 (show.php) | 1973-05-25 |
Family
ID=9077510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7118674A Expired FR2138353B2 (show.php) | 1971-05-24 | 1971-05-24 |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2138353B2 (show.php) |
-
1971
- 1971-05-24 FR FR7118674A patent/FR2138353B2/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2138353A2 (show.php) | 1973-01-05 |