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发明名称
Устройство для синхронных отметок на фонограмме и изображении при звуковых киносъемках
摘要
申请公布号
SU82918(A1)
申请公布日期
1949.11.30
申请号
SU19490394008
申请日期
1949.03.23
申请人
GOLSHTEJN L.G.
发明人
GOLSHTEJN L.G.
分类号
G03B31/02
主分类号
G03B31/02
代理机构
代理人
主权项
地址
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