FR681964A - Perfectionnement aux films phonographiques - Google Patents

Perfectionnement aux films phonographiques

Info

Publication number
FR681964A
FR681964A FR681964DA FR681964A FR 681964 A FR681964 A FR 681964A FR 681964D A FR681964D A FR 681964DA FR 681964 A FR681964 A FR 681964A
Authority
FR
France
Prior art keywords
phonographic
films
improvement
phonographic films
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
Eugene-Alexandre Huguenard
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 FR681964A publication Critical patent/FR681964A/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
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/20—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture with provision for splicing to provide permanent or temporary connections
    • G11B23/22—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture with provision for splicing to provide permanent or temporary connections of endless belts; of tapes forming Moebius loops
FR681964D 1929-01-14 1929-01-14 Perfectionnement aux films phonographiques Expired FR681964A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR681964T 1929-01-14

Publications (1)

Publication Number Publication Date
FR681964A true FR681964A (fr) 1930-05-21

Family

ID=9023087

Family Applications (1)

Application Number Title Priority Date Filing Date
FR681964D Expired FR681964A (fr) 1929-01-14 1929-01-14 Perfectionnement aux films phonographiques

Country Status (1)

Country Link
FR (1) FR681964A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE750777C (de) * 1942-02-12 1945-01-30 Weber, Walter, Dr., Berlin-Charlottenburg Magnetogrammtraeger

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE750777C (de) * 1942-02-12 1945-01-30 Weber, Walter, Dr., Berlin-Charlottenburg Magnetogrammtraeger

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