FR511722A - Process for the production of records for phonographs - Google Patents

Process for the production of records for phonographs

Info

Publication number
FR511722A
FR511722A FR511722A FR511722DA FR511722A FR 511722 A FR511722 A FR 511722A FR 511722 A FR511722 A FR 511722A FR 511722D A FR511722D A FR 511722DA FR 511722 A FR511722 A FR 511722A
Authority
FR
France
Prior art keywords
phonographs
records
production
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
FR511722A
Other languages
French (fr)
Inventor
Hans Philipp
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 FR511722A publication Critical patent/FR511722A/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
FR511722A 1914-08-14 1915-07-16 Process for the production of records for phonographs Expired FR511722A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE511722X 1914-08-14

Publications (1)

Publication Number Publication Date
FR511722A true FR511722A (en) 1921-01-03

Family

ID=6547865

Family Applications (1)

Application Number Title Priority Date Filing Date
FR511722A Expired FR511722A (en) 1914-08-14 1915-07-16 Process for the production of records for phonographs

Country Status (1)

Country Link
FR (1) FR511722A (en)

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