FR334449A - Perfectionnements aux machines parlantes - Google Patents

Perfectionnements aux machines parlantes

Info

Publication number
FR334449A
FR334449A FR334449DA FR334449A FR 334449 A FR334449 A FR 334449A FR 334449D A FR334449D A FR 334449DA FR 334449 A FR334449 A FR 334449A
Authority
FR
France
Prior art keywords
talking machines
talking
machines
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
Gianni Bettini
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 FR334449A publication Critical patent/FR334449A/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
    • G11B3/44—Styli, e.g. sapphire, diamond
    • G11B3/46—Constructions or forms ; Dispositions or mountings, e.g. attachment of point to shank
FR334449D 1903-08-06 1903-08-06 Perfectionnements aux machines parlantes Expired FR334449A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR334449T 1903-08-06

Publications (1)

Publication Number Publication Date
FR334449A true FR334449A (fr) 1903-12-21

Family

ID=1383977

Family Applications (1)

Application Number Title Priority Date Filing Date
FR334449D Expired FR334449A (fr) 1903-08-06 1903-08-06 Perfectionnements aux machines parlantes

Country Status (1)

Country Link
FR (1) FR334449A (fr)

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