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发明名称
Freistempelmaschine
摘要
申请公布号
DE502107(C)
申请公布日期
1930.07.09
申请号
DE1928F066821D
申请日期
1928.09.14
申请人
WILHELM FRIEDRICHS
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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