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发明名称
SELBSTSPANNENDES DREIBACKEN-BOHRFUTTER.
摘要
申请公布号
DE1603032(U)
申请公布日期
1950.03.09
申请号
DE194900D2197U
申请日期
1949.07.15
申请人
WILLY BIERWIRTH
发明人
WILLY BIERWIRTH
分类号
主分类号
代理机构
代理人
主权项
地址
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