FR1082436A - Porteur de son - Google Patents

Porteur de son

Info

Publication number
FR1082436A
FR1082436A FR1082436DA FR1082436A FR 1082436 A FR1082436 A FR 1082436A FR 1082436D A FR1082436D A FR 1082436DA FR 1082436 A FR1082436 A FR 1082436A
Authority
FR
France
Prior art keywords
sound carrier
sound
carrier
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)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR1082436A publication Critical patent/FR1082436A/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
    • G11B3/68—Record carriers
    • G11B3/70—Record carriers characterised by the selection of material or structure; Processes or apparatus specially adapted for manufacturing record carriers
FR1082436D 1952-08-16 1953-08-26 Porteur de son Expired FR1082436A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1082436X 1952-08-16

Publications (1)

Publication Number Publication Date
FR1082436A true FR1082436A (fr) 1954-12-29

Family

ID=7721017

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1082436D Expired FR1082436A (fr) 1952-08-16 1953-08-26 Porteur de son

Country Status (1)

Country Link
FR (1) FR1082436A (fr)

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