FR956239A - - Google Patents
Info
- Publication number
- FR956239A FR956239A FR956239DA FR956239A FR 956239 A FR956239 A FR 956239A FR 956239D A FR956239D A FR 956239DA FR 956239 A FR956239 A FR 956239A
- 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
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR956239A true FR956239A (oth) | 1950-01-27 |
Family
ID=1558817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR956239D Expired FR956239A (oth) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR956239A (oth) |
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0
- FR FR956239D patent/FR956239A/fr not_active Expired