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发明名称
Verfahren zur Synchronisierung von Bild- und Tontraeger bei Tonfilmaufnahme und -wiedergabe
摘要
申请公布号
DE800157(C)
申请公布日期
1950.09.25
申请号
DE1949P039465
申请日期
1949.04.10
申请人
SCHUERER JOSEF
发明人
SCHUERER JOSEF
分类号
G01D15/12;G03B31/04;G06K7/016;G11B15/00;G11B23/42;H04L7/06;H04M1/64;H04N3/36
主分类号
G01D15/12
代理机构
代理人
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