DK145837C - Apparat til gengivelse af hoejfrekvente signaler fra en graveret plade - Google Patents
Apparat til gengivelse af hoejfrekvente signaler fra en graveret pladeInfo
- Publication number
- DK145837C DK145837C DK260275A DK260275A DK145837C DK 145837 C DK145837 C DK 145837C DK 260275 A DK260275 A DK 260275A DK 260275 A DK260275 A DK 260275A DK 145837 C DK145837 C DK 145837C
- Authority
- DK
- Denmark
- Prior art keywords
- replacing high
- enlarged plate
- frequent signals
- frequent
- signals
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
Applications Claiming Priority (12)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6690074A JPS5123892B2 (da) | 1974-06-11 | 1974-06-11 | |
JP6690174 | 1974-06-11 | ||
JP6690174A JPS5123886B2 (da) | 1974-06-11 | 1974-06-11 | |
JP6690074 | 1974-06-11 | ||
JP6691574 | 1974-06-11 | ||
JP6691774A JPS5223249B2 (da) | 1974-06-11 | 1974-06-11 | |
JP6691574A JPS5642042B2 (da) | 1974-06-11 | 1974-06-11 | |
JP6691774 | 1974-06-11 | ||
JP50029370A JPS51104302A (da) | 1975-03-10 | 1975-03-10 | |
JP2936975A JPS5729920B2 (da) | 1975-03-10 | 1975-03-10 | |
JP2937075 | 1975-03-10 | ||
JP2936975 | 1975-03-10 |
Publications (3)
Publication Number | Publication Date |
---|---|
DK260275A DK260275A (da) | 1975-12-12 |
DK145837B DK145837B (da) | 1983-03-14 |
DK145837C true DK145837C (da) | 1983-08-29 |
Family
ID=27549455
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK260275A DK145837C (da) | 1974-06-11 | 1975-06-10 | Apparat til gengivelse af hoejfrekvente signaler fra en graveret plade |
Country Status (10)
Country | Link |
---|---|
US (1) | US4037253A (da) |
CA (1) | CA1059236A (da) |
CH (1) | CH607207A5 (da) |
DE (1) | DE2525369C3 (da) |
DK (1) | DK145837C (da) |
FR (1) | FR2275099A1 (da) |
GB (1) | GB1516988A (da) |
IT (1) | IT1036955B (da) |
NL (1) | NL182758C (da) |
SE (1) | SE403672B (da) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2818490C3 (de) * | 1978-04-27 | 1985-06-27 | Teldec Telefunken-Decca-Schallplatten Gmbh, 2000 Hamburg | Preßmasse für die Herstellung formstarrer, scheibenförmiger Informationsträger |
US4359769A (en) * | 1979-05-08 | 1982-11-16 | Matsushita Electric Industrial Co., Ltd. | Signal reproduction apparatus |
US4281407A (en) * | 1979-12-14 | 1981-07-28 | Rca Corporation | Surface acoustic wave pickup and recording device |
US4370739A (en) * | 1980-06-09 | 1983-01-25 | Rca Corporation | Spinel video disc playback stylus |
US4375095A (en) * | 1981-01-05 | 1983-02-22 | Rca Corporation | Method and apparatus for testing styli |
US4366563A (en) * | 1981-02-27 | 1982-12-28 | Rca Corporation | Video disc stylus suspension apparatus |
DE102019133806A1 (de) * | 2019-12-10 | 2021-06-10 | B.H. Mayer's Kunstprägeanstalt GmbH | Münze oder Medaille |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3055989A (en) * | 1957-08-12 | 1962-09-25 | Columbia Broadcasting Syst Inc | Ceramic reproducer |
DE1574489B2 (de) * | 1968-02-13 | 1971-07-01 | lelefunken Patentverwertungsgesell schaft mbH, 7900 Ulm, Teldec Telefunken Decca Schallplatten GmbH, 2000 Hamburg | Speicher und wiedergabeanordnung sowie abtaster fuer diese wiedergabeanordnung |
DE2103224C3 (de) * | 1971-01-25 | 1974-06-27 | Dual Gebr. Steidinger, 7742 St. Georgen | Abtasteinrichtung mit piezoelektrischem Dickenschwinger |
DD97323A1 (da) * | 1972-04-24 | 1973-04-23 |
-
1975
- 1975-05-27 US US05/580,946 patent/US4037253A/en not_active Expired - Lifetime
- 1975-05-29 GB GB23519/75A patent/GB1516988A/en not_active Expired
- 1975-05-30 CA CA228,161A patent/CA1059236A/en not_active Expired
- 1975-06-03 NL NLAANVRAGE7506541,A patent/NL182758C/xx not_active IP Right Cessation
- 1975-06-06 DE DE2525369A patent/DE2525369C3/de not_active Expired
- 1975-06-06 FR FR7517722A patent/FR2275099A1/fr active Granted
- 1975-06-10 DK DK260275A patent/DK145837C/da not_active IP Right Cessation
- 1975-06-10 SE SE7506630A patent/SE403672B/xx not_active IP Right Cessation
- 1975-06-10 IT IT50000/75A patent/IT1036955B/it active
- 1975-06-10 CH CH750275A patent/CH607207A5/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
NL7506541A (nl) | 1975-12-15 |
FR2275099A1 (fr) | 1976-01-09 |
DE2525369B2 (de) | 1979-03-15 |
AU8166675A (en) | 1977-08-18 |
NL182758C (nl) | 1988-05-02 |
GB1516988A (en) | 1978-07-05 |
DE2525369A1 (de) | 1976-06-10 |
SE403672B (sv) | 1978-08-28 |
FR2275099B1 (da) | 1981-02-06 |
NL182758B (nl) | 1987-12-01 |
CH607207A5 (da) | 1978-11-30 |
DK260275A (da) | 1975-12-12 |
DE2525369C3 (de) | 1984-09-27 |
US4037253A (en) | 1977-07-19 |
SE7506630L (sv) | 1975-12-12 |
CA1059236A (en) | 1979-07-24 |
DK145837B (da) | 1983-03-14 |
IT1036955B (it) | 1979-10-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PBP | Patent lapsed |