DK145837C - Apparat til gengivelse af hoejfrekvente signaler fra en graveret plade - Google Patents

Apparat til gengivelse af hoejfrekvente signaler fra en graveret plade

Info

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
Application number
DK260275A
Other languages
Danish (da)
English (en)
Other versions
DK145837B (da
DK260275A (da
Inventor
Tadashi Nagaoka
Original Assignee
Matsushita Electric Ind Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP6691574A external-priority patent/JPS5642042B2/ja
Priority claimed from JP6691774A external-priority patent/JPS5223249B2/ja
Priority claimed from JP6690074A external-priority patent/JPS5123892B2/ja
Priority claimed from JP6690174A external-priority patent/JPS5123886B2/ja
Priority claimed from JP50029370A external-priority patent/JPS51104302A/ja
Priority claimed from JP2936975A external-priority patent/JPS5729920B2/ja
Application filed by Matsushita Electric Ind Co Ltd filed Critical Matsushita Electric Ind Co Ltd
Publication of DK260275A publication Critical patent/DK260275A/da
Publication of DK145837B publication Critical patent/DK145837B/da
Application granted granted Critical
Publication of DK145837C publication Critical patent/DK145837C/da

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
DK260275A 1974-06-11 1975-06-10 Apparat til gengivelse af hoejfrekvente signaler fra en graveret plade DK145837C (da)

Applications Claiming Priority (12)

Application Number Priority Date Filing Date Title
JP6690174 1974-06-11
JP6691574A JPS5642042B2 (sv) 1974-06-11 1974-06-11
JP6690074 1974-06-11
JP6691774A JPS5223249B2 (sv) 1974-06-11 1974-06-11
JP6690074A JPS5123892B2 (sv) 1974-06-11 1974-06-11
JP6691574 1974-06-11
JP6691774 1974-06-11
JP6690174A JPS5123886B2 (sv) 1974-06-11 1974-06-11
JP2937075 1975-03-10
JP2936975 1975-03-10
JP50029370A JPS51104302A (sv) 1975-03-10 1975-03-10
JP2936975A JPS5729920B2 (sv) 1975-03-10 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 (sv)
CA (1) CA1059236A (sv)
CH (1) CH607207A5 (sv)
DE (1) DE2525369C3 (sv)
DK (1) DK145837C (sv)
FR (1) FR2275099A1 (sv)
GB (1) GB1516988A (sv)
IT (1) IT1036955B (sv)
NL (1) NL182758C (sv)
SE (1) SE403672B (sv)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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 (sv) * 1972-04-24 1973-04-23

Also Published As

Publication number Publication date
DE2525369B2 (de) 1979-03-15
AU8166675A (en) 1977-08-18
IT1036955B (it) 1979-10-30
GB1516988A (en) 1978-07-05
CH607207A5 (sv) 1978-11-30
DE2525369C3 (de) 1984-09-27
SE403672B (sv) 1978-08-28
FR2275099B1 (sv) 1981-02-06
SE7506630L (sv) 1975-12-12
US4037253A (en) 1977-07-19
FR2275099A1 (fr) 1976-01-09
DE2525369A1 (de) 1976-06-10
NL182758B (nl) 1987-12-01
NL182758C (nl) 1988-05-02
DK145837B (da) 1983-03-14
CA1059236A (en) 1979-07-24
NL7506541A (nl) 1975-12-15
DK260275A (da) 1975-12-12

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Legal Events

Date Code Title Description
PBP Patent lapsed