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发明名称
Lochvorrichtung fuer kinematographische Filme
摘要
申请公布号
DE841684(C)
申请公布日期
1952.06.19
申请号
DE1950H006201
申请日期
1950.10.03
申请人
HARPER MARTIN
发明人
HARPER MARTIN
分类号
B26F1/00
主分类号
B26F1/00
代理机构
代理人
主权项
地址
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