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发明名称
Improvements in and relating to machines for perforating cinematograph films
摘要
申请公布号
GB386768(A)
申请公布日期
1933.01.26
申请号
GB19310034022
申请日期
1931.12.08
申请人
JEAN MAURICE JACQUES DELAFON
发明人
分类号
B26F1/00
主分类号
B26F1/00
代理机构
代理人
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地址
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