FR643106A - Perfectionnements aux machines parlantes - Google Patents

Perfectionnements aux machines parlantes

Info

Publication number
FR643106A
FR643106A FR643106DA FR643106A FR 643106 A FR643106 A FR 643106A FR 643106D A FR643106D A FR 643106DA FR 643106 A FR643106 A FR 643106A
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
Fredrick George Mitchell
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 FR643106A publication Critical patent/FR643106A/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
    • G11B25/00—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus
    • G11B25/04—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using flat record carriers, e.g. disc, card
FR643106D 1926-10-08 1927-10-07 Perfectionnements aux machines parlantes Expired FR643106A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU643106X 1926-10-08

Publications (1)

Publication Number Publication Date
FR643106A true FR643106A (fr) 1928-09-10

Family

ID=3749016

Family Applications (1)

Application Number Title Priority Date Filing Date
FR643106D Expired FR643106A (fr) 1926-10-08 1927-10-07 Perfectionnements aux machines parlantes

Country Status (1)

Country Link
FR (1) FR643106A (fr)

Similar Documents

Publication Publication Date Title
FR31860E (fr) Perfectionnements apportés aux phonographes
FR622756A (fr) Perfectionnements apportés aux machines parlantes
FR629870A (fr) Perfectionnements aux machines parlantes
FR643106A (fr) Perfectionnements aux machines parlantes
FR575290A (fr) Perfectionnements aux machines parlantes
FR673455A (fr) Perfectionnements aux machines parlantes
FR609378A (fr) Perfectionnements aux norias
FR647833A (fr) Perfectionnements aux aéromoteurs
FR666928A (fr) Perfectionnements aux machines parlantes
FR679917A (fr) Perfectionnements aux machines parlantes
FR686205A (fr) Perfectionnements aux machines parlantes
FR611995A (fr) Perfectionnements aux machines striqueuses-regiteuses
FR640718A (fr) Perfectionnements apportés aux machines parlantes
FR664846A (fr) Perfectionnements aux machines parlantes
FR657330A (fr) Perfectionnements aux machines parlantes
FR652190A (fr) Perfectionnements apportés aux machines parlantes
FR647836A (fr) Perfectionnements apportés aux machines parlantes
FR646464A (fr) Perfectionnements apportés aux machines parlantes
FR641523A (fr) Perfectionnements apportés aux machines parlantes
FR34078E (fr) Perfectionnements apportés aux machines parlantes
FR598638A (fr) Perfectionnements aux machines parlantes
FR612127A (fr) Perfectionnements apportés aux machines parlantes
FR595768A (fr) Perfectionnements aux machines parlantes
FR617379A (fr) Perfectionnements apportés aux hauts-parleurs
FR637450A (fr) Perfectionnements aux machines dynamo-électriques