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发明名称
Heftvorrichtung mit zwei gezahnten Heftraedern
摘要
申请公布号
DE717977(C)
申请公布日期
1942.02.27
申请号
DE1937L093142D
申请日期
1937.08.27
申请人
KARL FETTCHENHAUER
发明人
LOCKER ADOLF
分类号
B31F5/02
主分类号
B31F5/02
代理机构
代理人
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