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发明名称
Verfahren zur Kontrolle von durch Nachsynchronisieren erzeugten Tonaufzeichnungen
摘要
申请公布号
DE621495(C)
申请公布日期
1935.11.07
申请号
DE1931T044266D
申请日期
1931.11.29
申请人
TOBIS TONBILD-SYNDIKAT AKT.-GES.
发明人
分类号
G03B31/00;H04N5/84
主分类号
G03B31/00
代理机构
代理人
主权项
地址
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