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发明名称
Procédés et appareils permettant d'obtenir des pellicules de cinématographe parlant
摘要
申请公布号
FR35954(E)
申请公布日期
1930.03.31
申请号
FRD35954
申请日期
1928.05.09
申请人
COMPAGNIE FRANCAISE POUR L'EXPLOITATION DES PROCEDES THOMSON-HOUSTON
发明人
分类号
G03C5/14
主分类号
G03C5/14
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代理人
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