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发明名称
Coupling and releas ing device for the feed mechanism of cinematographic apparatus
摘要
申请公布号
GB316257(A)
申请公布日期
1930.06.12
申请号
GB19290018183
申请日期
1929.06.13
申请人
PATHE CINEMA, ANCIENS ETABLISSEMENTS PATHE FRERES
发明人
分类号
G03B21/50
主分类号
G03B21/50
代理机构
代理人
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