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发明名称
Verfahren und Vorrichtung zum Besetzen von Bohrloechern
摘要
申请公布号
DE684218(C)
申请公布日期
1939.11.24
申请号
DE1938V034610D
申请日期
1938.02.19
申请人
THEA VORRTMANN GEB. ASCHHOFF
发明人
VOORTMANN WALTER
分类号
F42D1/08
主分类号
F42D1/08
代理机构
代理人
主权项
地址
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