FR2377680B1 - - Google Patents

Info

Publication number
FR2377680B1
FR2377680B1 FR7701220A FR7701220A FR2377680B1 FR 2377680 B1 FR2377680 B1 FR 2377680B1 FR 7701220 A FR7701220 A FR 7701220A FR 7701220 A FR7701220 A FR 7701220A FR 2377680 B1 FR2377680 B1 FR 2377680B1
Authority
FR
France
Legal status (The legal status 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 status listed.)
Expired
Application number
FR7701220A
Other languages
French (fr)
Other versions
FR2377680A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
MICROSONICS CORP
Original Assignee
MICROSONICS CORP
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
Application filed by MICROSONICS CORP filed Critical MICROSONICS CORP
Priority to FR7701220A priority Critical patent/FR2377680A1/fr
Publication of FR2377680A1 publication Critical patent/FR2377680A1/fr
Application granted granted Critical
Publication of FR2377680B1 publication Critical patent/FR2377680B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
    • G11B17/34—Guiding record carriers during transducing operation, e.g. for track following
    • 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
    • G11B3/001—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor with vibrating mechanical coupling means between pick-up element and sound producing element
    • G11B3/002—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor with vibrating mechanical coupling means between pick-up element and sound producing element element with stationary record carriers
FR7701220A 1977-01-17 1977-01-17 Support d'enregistrement pour microphonographe Granted FR2377680A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7701220A FR2377680A1 (fr) 1977-01-17 1977-01-17 Support d'enregistrement pour microphonographe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7701220A FR2377680A1 (fr) 1977-01-17 1977-01-17 Support d'enregistrement pour microphonographe

Publications (2)

Publication Number Publication Date
FR2377680A1 FR2377680A1 (fr) 1978-08-11
FR2377680B1 true FR2377680B1 (de) 1983-09-02

Family

ID=9185562

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7701220A Granted FR2377680A1 (fr) 1977-01-17 1977-01-17 Support d'enregistrement pour microphonographe

Country Status (1)

Country Link
FR (1) FR2377680A1 (de)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3883146A (en) * 1973-04-04 1975-05-13 Education Eng Associates Hand-held playback device, system and method

Also Published As

Publication number Publication date
FR2377680A1 (fr) 1978-08-11

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Legal Events

Date Code Title Description
ST Notification of lapse