FR728245A - Perfectionnement aux machines parlantes - Google Patents

Perfectionnement aux machines parlantes

Info

Publication number
FR728245A
FR728245A FR728245DA FR728245A FR 728245 A FR728245 A FR 728245A FR 728245D A FR728245D A FR 728245DA FR 728245 A FR728245 A FR 728245A
Authority
FR
France
Prior art keywords
further training
talking machines
talking
machines
training
Prior art date
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
Other languages
English (en)
Inventor
Pierre Le Fouille
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 filed Critical
Application granted granted Critical
Publication of FR728245A publication Critical patent/FR728245A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
FR728245D 1931-12-14 1931-12-14 Perfectionnement aux machines parlantes Expired FR728245A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR728245T 1931-12-14

Publications (1)

Publication Number Publication Date
FR728245A true FR728245A (fr) 1932-07-02

Family

ID=9111728

Family Applications (1)

Application Number Title Priority Date Filing Date
FR728245D Expired FR728245A (fr) 1931-12-14 1931-12-14 Perfectionnement aux machines parlantes

Country Status (1)

Country Link
FR (1) FR728245A (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2516565A (en) * 1948-03-30 1950-07-25 Gen Electric Phonograph reproducing arm
US2568447A (en) * 1948-02-26 1951-09-18 Gen Electric Phonograph tone arm
US2619352A (en) * 1947-06-19 1952-11-25 Magnavox Co Phonograph pickup arm and mounting
US2862716A (en) * 1953-11-13 1958-12-02 Marks Joseph David Tone arm for sound reproduction

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2619352A (en) * 1947-06-19 1952-11-25 Magnavox Co Phonograph pickup arm and mounting
US2568447A (en) * 1948-02-26 1951-09-18 Gen Electric Phonograph tone arm
US2516565A (en) * 1948-03-30 1950-07-25 Gen Electric Phonograph reproducing arm
US2862716A (en) * 1953-11-13 1958-12-02 Marks Joseph David Tone arm for sound reproduction

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