FR637635A - Improvement in phonographs - Google Patents

Improvement in phonographs

Info

Publication number
FR637635A
FR637635A FR637635DA FR637635A FR 637635 A FR637635 A FR 637635A FR 637635D A FR637635D A FR 637635DA FR 637635 A FR637635 A FR 637635A
Authority
FR
France
Prior art keywords
phonographs
improvement
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
French (fr)
Inventor
Rene Samuel
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 FR637635A publication Critical patent/FR637635A/en
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
    • G11B3/02—Arrangements of heads
    • G11B3/10—Arranging, supporting, or driving of heads or of transducers relatively to record carriers
FR637635D 1926-11-16 1926-11-16 Improvement in phonographs Expired FR637635A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR637635T 1926-11-16

Publications (1)

Publication Number Publication Date
FR637635A true FR637635A (en) 1928-05-04

Family

ID=8995442

Family Applications (1)

Application Number Title Priority Date Filing Date
FR637635D Expired FR637635A (en) 1926-11-16 1926-11-16 Improvement in phonographs

Country Status (1)

Country Link
FR (1) FR637635A (en)

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