BE804332A - INFORMATION SUPPORT AND ITS MANUFACTURING PROCESS - Google Patents
INFORMATION SUPPORT AND ITS MANUFACTURING PROCESSInfo
- Publication number
- BE804332A BE804332A BE135215A BE135215A BE804332A BE 804332 A BE804332 A BE 804332A BE 135215 A BE135215 A BE 135215A BE 135215 A BE135215 A BE 135215A BE 804332 A BE804332 A BE 804332A
- Authority
- BE
- Belgium
- Prior art keywords
- manufacturing process
- information support
- information
- support
- manufacturing
- Prior art date
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
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
-
- 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
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7212001A NL7212001A (en) | 1972-09-02 | 1972-09-02 | |
| NL7212045A NL7212045A (en) | 1972-09-05 | 1972-09-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE804332A true BE804332A (en) | 1974-02-28 |
Family
ID=26644798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE135215A BE804332A (en) | 1972-09-02 | 1973-08-31 | INFORMATION SUPPORT AND ITS MANUFACTURING PROCESS |
Country Status (10)
| Country | Link |
|---|---|
| JP (1) | JPS5652361B2 (en) |
| AR (1) | AR200876A1 (en) |
| AT (1) | AT347147B (en) |
| BE (1) | BE804332A (en) |
| CA (1) | CA998173A (en) |
| CH (1) | CH570669A5 (en) |
| ES (2) | ES418367A1 (en) |
| FR (1) | FR2199604B1 (en) |
| GB (1) | GB1447066A (en) |
| IT (1) | IT990424B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2603888B2 (en) * | 1975-02-24 | 1977-12-15 | MCA Disco-Vision, Znc, Universal City, Calif. (V-StA.) | Process for the production of a replica die for information carrier and die for the formation of video disc reproduction |
| JPS6034171B2 (en) * | 1977-04-05 | 1985-08-07 | ソニー株式会社 | Video disk master using optical recording method |
| JPS6166242A (en) * | 1984-09-06 | 1986-04-05 | Matsushita Electric Ind Co Ltd | Information recording disk |
| DE3737455A1 (en) * | 1986-11-06 | 1988-05-19 | Westinghouse Electric Corp | DEVICE AND METHOD FOR PRODUCING COLOR PATTERNS |
| DE3850165T2 (en) * | 1987-04-08 | 1994-11-10 | Nippon Telegraph & Telephone | Method and device for producing matrices for optical disks and optical disks. |
| JPH01235044A (en) * | 1988-03-14 | 1989-09-20 | Nippon Telegr & Teleph Corp <Ntt> | Optical disk substrate and its production |
| JP2735569B2 (en) * | 1988-06-29 | 1998-04-02 | 日本電気ホームエレクトロニクス株式会社 | Manufacturing method of optical disc master |
| JP2000113452A (en) * | 1998-10-07 | 2000-04-21 | Sony Corp | Optical disk, its manufacturing device and method, and reproducing method |
-
1973
- 1973-07-25 AR AR24927373A patent/AR200876A1/en active
- 1973-08-29 FR FR7331193A patent/FR2199604B1/fr not_active Expired
- 1973-08-30 CA CA180,005A patent/CA998173A/en not_active Expired
- 1973-08-30 AT AT755773A patent/AT347147B/en not_active IP Right Cessation
- 1973-08-30 CH CH1247073A patent/CH570669A5/xx not_active IP Right Cessation
- 1973-08-30 JP JP9674973A patent/JPS5652361B2/ja not_active Expired
- 1973-08-30 IT IT5224373A patent/IT990424B/en active
- 1973-08-31 BE BE135215A patent/BE804332A/en unknown
- 1973-08-31 GB GB4111573A patent/GB1447066A/en not_active Expired
- 1973-08-31 ES ES418367A patent/ES418367A1/en not_active Expired
-
1975
- 1975-07-22 ES ES439625A patent/ES439625A1/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AT347147B (en) | 1978-12-11 |
| CH570669A5 (en) | 1975-12-15 |
| DE2342285B2 (en) | 1977-02-03 |
| GB1447066A (en) | 1976-08-25 |
| IT990424B (en) | 1975-06-20 |
| DE2342285A1 (en) | 1974-03-14 |
| ES439625A1 (en) | 1977-03-01 |
| ATA755773A (en) | 1978-04-15 |
| AR200876A1 (en) | 1974-12-27 |
| FR2199604B1 (en) | 1979-08-03 |
| JPS5652361B2 (en) | 1981-12-11 |
| FR2199604A1 (en) | 1974-04-12 |
| JPS4993002A (en) | 1974-09-04 |
| ES418367A1 (en) | 1976-04-16 |
| CA998173A (en) | 1976-10-05 |
| AU5974673A (en) | 1975-03-06 |
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