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发明名称
Dispositif de synchronisation pour appareils de projection cinématographiques ou de reproduction du son
摘要
申请公布号
FR1105214(A)
申请公布日期
1955.11.29
申请号
FRD1105214
申请日期
1954.04.30
申请人
THE VITARAMA CORPORATION
发明人
分类号
G03B31/00
主分类号
G03B31/00
代理机构
代理人
主权项
地址
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