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FR453224A - Perfectionnements apportés aux machines parlantes à disque - Google Patents

Perfectionnements apportés aux machines parlantes à disque

Info

Publication number
FR453224A
FR453224A FR453224DA FR453224A FR 453224 A FR453224 A FR 453224A FR 453224D A FR453224D A FR 453224DA FR 453224 A FR453224 A FR 453224A
Authority
FR
France
Prior art keywords
talking
improvements made
disc machines
machines
disc
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
Henry George
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR453224A publication Critical patent/FR453224A/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
    • G11B3/02—Arrangements of heads
    • G11B3/08—Raising, lowering, traversing otherwise than for transducing, arresting, or holding-up heads against record carriers
FR453224D 1912-01-18 1913-01-16 Perfectionnements apportés aux machines parlantes à disque Expired FR453224A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB453224X 1912-01-18

Publications (1)

Publication Number Publication Date
FR453224A true FR453224A (fr) 1913-06-03

Family

ID=1493351

Family Applications (1)

Application Number Title Priority Date Filing Date
FR453224D Expired FR453224A (fr) 1912-01-18 1913-01-16 Perfectionnements apportés aux machines parlantes à disque

Country Status (1)

Country Link
FR (1) FR453224A (fr)

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