FR725084A - Phonograph record - Google Patents

Phonograph record

Info

Publication number
FR725084A
FR725084A FR725084DA FR725084A FR 725084 A FR725084 A FR 725084A FR 725084D A FR725084D A FR 725084DA FR 725084 A FR725084 A FR 725084A
Authority
FR
France
Prior art keywords
phonograph record
phonograph
record
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
French (fr)
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.)
RHEINISCH WESTFALISCHE SPRENGS
Original Assignee
RHEINISCH WESTFALISCHE SPRENGS
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 RHEINISCH WESTFALISCHE SPRENGS filed Critical RHEINISCH WESTFALISCHE SPRENGS
Application granted granted Critical
Publication of FR725084A publication Critical patent/FR725084A/en
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
FR725084D 1930-10-30 1931-10-26 Phonograph record Expired FR725084A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE725084X 1930-10-30

Publications (1)

Publication Number Publication Date
FR725084A true FR725084A (en) 1932-05-07

Family

ID=6634861

Family Applications (1)

Application Number Title Priority Date Filing Date
FR725084D Expired FR725084A (en) 1930-10-30 1931-10-26 Phonograph record

Country Status (1)

Country Link
FR (1) FR725084A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE743098C (en) * 1932-06-15 1943-12-17 Dynamit Ag Vormals Alfred Nobe Flexible, unbreakable record

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE743098C (en) * 1932-06-15 1943-12-17 Dynamit Ag Vormals Alfred Nobe Flexible, unbreakable record

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