DEVICE FOR OPTICAL RECORDING OF TRANSVERSE PHONOGRAMS
TSIFRINOVICH LEONID G,SU, VASILEV VADIM V,SU, EZROKH LEONID I,SU, SAVIN VLADIMIR A,SU, NAUMOV KIR P,SU
Year of Publication 15.08.1989
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Year of Publication 15.08.1989
Patent
DEVICE FOR OPTICAL RECORDING OF TWO-SIDE TRANSVERSE SOUND TRACK
TSIFRINOVICH LEONID G,SU, KRUGLOV IGOR A,SU, EZROKH LEONID I,SU, SAVIN VLADIMIR A,SU, NAUMOV KIR P,SU
Year of Publication 23.12.1986
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Year of Publication 23.12.1986
Patent
DEVICE FOR OPTICAL RECORDING OF TRANSVERSAL SOUND TRACK
KRUGLOV IGOR A,SU, EZROKH LEONID I,SU, TSIFRINOICH LEONID G,SU, SAVIN VLADIMIR A,SU, NAUMOV KIR P,SU
Year of Publication 07.05.1986
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Year of Publication 07.05.1986
Patent
DEVICE FOR OPTICAL PHONOGRAM RECORDING
TSIFRINOVICH LEONID G,SU, KRUGLOV IGOR A,SU, EZROKH LEONID I,SU, SAVIN VLADIMIR A,SU, NAUMOV KIR P,SU
Year of Publication 30.01.1985
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Year of Publication 30.01.1985
Patent
DEVICE FOR OPTICAL RECORDING OF TWO-SIDE TRANSVERSAL SOUND TRACK
TSIFRINOVICH LEONID G,SU, KRUGLOV IGOR A,SU, VASILEV VADIM V,SU, EZROKH LEONID I,SU, SAVIN VLADIMIR A,SU, NAUMOV KIR P,SU
Year of Publication 07.08.1984
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Year of Publication 07.08.1984
Patent