IT454603A - - Google Patents
Info
- Publication number
- IT454603A IT454603A IT454603DA IT454603A IT 454603 A IT454603 A IT 454603A IT 454603D A IT454603D A IT 454603DA IT 454603 A IT454603 A IT 454603A
- Authority
- IT
- Italy
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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR941283T | 1947-01-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT454603A true IT454603A (en0) |
Family
ID=9468248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT454603D IT454603A (en0) | 1947-01-29 |
Country Status (2)
| Country | Link |
|---|---|
| FR (1) | FR941283A (en0) |
| IT (1) | IT454603A (en0) |
-
0
- IT IT454603D patent/IT454603A/it unknown
-
1947
- 1947-01-29 FR FR941283D patent/FR941283A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR941283A (fr) | 1949-01-06 |