NL6900541A - - Google Patents
Info
- Publication number
- NL6900541A NL6900541A NL6900541A NL6900541A NL6900541A NL 6900541 A NL6900541 A NL 6900541A NL 6900541 A NL6900541 A NL 6900541A NL 6900541 A NL6900541 A NL 6900541A NL 6900541 A NL6900541 A NL 6900541A
- Authority
- NL
- Netherlands
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
- G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/0057—Intermediate mediums, i.e. mediums provided with an information structure not specific to the method of reproducing or duplication such as matrixes for mechanical pressing of an information structure ; record carriers having a relief information structure provided with or included in layers not specific for a single reproducing method; apparatus or processes specially adapted for their manufacture
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US73500768A | 1968-06-06 | 1968-06-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6900541A true NL6900541A (it) | 1969-12-09 |
Family
ID=24953958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6900541A NL6900541A (it) | 1968-06-06 | 1969-01-13 |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS555177B1 (it) |
| CA (1) | CA918292A (it) |
| DE (1) | DE1904920C3 (it) |
| FR (1) | FR1601186A (it) |
| GB (1) | GB1214340A (it) |
| NL (1) | NL6900541A (it) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2197495A5 (it) * | 1972-08-25 | 1974-03-22 | Thomson Csf | |
| NL165316C (nl) * | 1973-10-01 | 1981-03-16 | Mca Disco Vision | Werkwijze voor de vervaardiging van een schrijfvormige video-afdrukmatrijs uitgaande van een moederschijf. |
| FR2310586A1 (fr) * | 1975-05-07 | 1976-12-03 | Thomson Brandt | Procede de fabrication de supports d'informations lisibles optiquement par variation d'absorption et support ainsi obtenu |
| US6764734B2 (en) * | 1998-05-19 | 2004-07-20 | Seagate Technology Llc | High modulus and high damping plastic composite disc substrate for improved servo control by injection and co-injection molding |
-
1968
- 1968-12-31 FR FR1601186D patent/FR1601186A/fr not_active Expired
- 1968-12-31 GB GB6181468A patent/GB1214340A/en not_active Expired
-
1969
- 1969-01-13 NL NL6900541A patent/NL6900541A/xx unknown
- 1969-01-31 DE DE19691904920 patent/DE1904920C3/de not_active Expired
- 1969-04-21 CA CA049304A patent/CA918292A/en not_active Expired
-
1974
- 1974-06-05 JP JP6383974A patent/JPS555177B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE1904920C3 (de) | 1975-06-12 |
| FR1601186A (it) | 1970-08-10 |
| JPS555177B1 (it) | 1980-02-04 |
| DE1904920A1 (de) | 1971-02-18 |
| CA918292A (en) | 1973-01-02 |
| DE1904920B2 (de) | 1974-10-24 |
| GB1214340A (en) | 1970-12-02 |