FR720719A - Improvements in the manufacture of records for phonographs - Google Patents

Improvements in the manufacture of records for phonographs

Info

Publication number
FR720719A
FR720719A FR720719DA FR720719A FR 720719 A FR720719 A FR 720719A FR 720719D A FR720719D A FR 720719DA FR 720719 A FR720719 A FR 720719A
Authority
FR
France
Prior art keywords
phonographs
records
manufacture
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.)
NOBEL FRANCAISE SOC
Original Assignee
NOBEL FRANCAISE SOC
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 NOBEL FRANCAISE SOC filed Critical NOBEL FRANCAISE SOC
Application granted granted Critical
Publication of FR720719A publication Critical patent/FR720719A/en
Expired legal-status Critical Current

Links

FR720719D 1930-10-25 1930-10-25 Improvements in the manufacture of records for phonographs Expired FR720719A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR720719T 1930-10-25

Publications (1)

Publication Number Publication Date
FR720719A true FR720719A (en) 1932-02-23

Family

ID=9094447

Family Applications (1)

Application Number Title Priority Date Filing Date
FR720719D Expired FR720719A (en) 1930-10-25 1930-10-25 Improvements in the manufacture of records for phonographs

Country Status (1)

Country Link
FR (1) FR720719A (en)

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