BE510761A - - Google Patents
Info
- Publication number
- BE510761A BE510761A BE510761DA BE510761A BE 510761 A BE510761 A BE 510761A BE 510761D A BE510761D A BE 510761DA BE 510761 A BE510761 A BE 510761A
- Authority
- BE
- Belgium
Links
Classifications
-
- 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
- G11B23/38—Visual features other than those contained in record tracks or represented by sprocket holes the visual signals being auxiliary signals
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
- G11B3/68—Record carriers
- G11B3/682—Record carriers comprising protective coatings, e.g. anti static, anti-friction
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE1054533X | 1951-04-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE510761A true BE510761A (pt) |
Family
ID=20419336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE510761D BE510761A (pt) | 1951-04-18 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE510761A (pt) |
| DE (1) | DE1019838B (pt) |
| FR (1) | FR1054533A (pt) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0281292A2 (en) * | 1987-02-27 | 1988-09-07 | Sony Corporation | A cassette reel having an indicator for tape volume with an upper flange |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5715488U (pt) * | 1980-06-27 | 1982-01-26 | ||
| JPS5956681U (ja) * | 1982-10-06 | 1984-04-13 | 富士写真フイルム株式会社 | 磁気デイスクカ−トリツジ |
| US4463849A (en) * | 1983-05-23 | 1984-08-07 | Rca Corporation | Video disc caddy |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE543767C (de) * | 1932-02-09 | Polyphonwerke Akt Ges | Schallplatte aus plastischen Stoffen | |
| DE127850C (pt) * | ||||
| DE469666C (de) * | 1928-12-19 | Josef Flosbach | Schutz fuer Sprechmaschinenplatten | |
| DE216654C (pt) * | ||||
| AT124508B (de) * | 1930-02-12 | 1931-09-25 | Oesterreichische Actiengesells | Biegsame, unzerbrechliche Grammophonplatte aus Zelluloid od. dgl. |
| GB646138A (en) * | 1947-05-08 | 1950-11-15 | Leonard John Humphrey | Improvements in or relating to disc gramophone records |
| US2503609A (en) * | 1947-06-06 | 1950-04-11 | Frank H Barnhart | Phonograph record disk |
-
0
- BE BE510761D patent/BE510761A/xx unknown
-
1952
- 1952-04-16 FR FR1054533D patent/FR1054533A/fr not_active Expired
- 1952-04-17 DE DET6060A patent/DE1019838B/de active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0281292A2 (en) * | 1987-02-27 | 1988-09-07 | Sony Corporation | A cassette reel having an indicator for tape volume with an upper flange |
| EP0281292A3 (en) * | 1987-02-27 | 1990-01-03 | Sony Corporation | A cassette reel having an indicator for tape volume with an upper flange |
Also Published As
| Publication number | Publication date |
|---|---|
| FR1054533A (fr) | 1954-02-11 |
| DE1019838B (de) | 1957-11-21 |