FR822508A - Incisable or impressionable disc for recording sound - Google Patents

Incisable or impressionable disc for recording sound

Info

Publication number
FR822508A
FR822508A FR822508DA FR822508A FR 822508 A FR822508 A FR 822508A FR 822508D A FR822508D A FR 822508DA FR 822508 A FR822508 A FR 822508A
Authority
FR
France
Prior art keywords
incisable
impressionable
disc
recording sound
sound
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)
Inventor
Franz Neumann
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 FR822508A publication Critical patent/FR822508A/en
Expired legal-status Critical Current

Links

FR822508D 1937-06-01 1937-06-01 Incisable or impressionable disc for recording sound Expired FR822508A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR822508T 1937-06-01

Publications (1)

Publication Number Publication Date
FR822508A true FR822508A (en) 1937-12-31

Family

ID=9280934

Family Applications (1)

Application Number Title Priority Date Filing Date
FR822508D Expired FR822508A (en) 1937-06-01 1937-06-01 Incisable or impressionable disc for recording sound

Country Status (1)

Country Link
FR (1) FR822508A (en)

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