AT121373B -
Device for recording and reproducing longer pieces of sound, in particular in connection with an apparatus for recording and reproducing image films.
- Google Patents
Device for recording and reproducing longer pieces of sound, in particular in connection with an apparatus for recording and reproducing image films.
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Publication number
AT121373B
AT121373BAT121373DAAT121373BAT 121373 BAT121373 BAT 121373BAT 121373D AAT121373D AAT 121373DAAT 121373 BAT121373 BAT 121373B
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Application filed by Emil PeikerfiledCriticalEmil Peiker
Application grantedgrantedCritical
Publication of AT121373BpublicationCriticalpatent/AT121373B/en
AT121373D1929-12-071929-12-07
Device for recording and reproducing longer pieces of sound, in particular in connection with an apparatus for recording and reproducing image films.
AT121373B
(en)