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发明名称
Bohrhammer oder sonstiges schlagendes Bergbaugeraet
摘要
申请公布号
DE1078064(B)
申请公布日期
1960.03.24
申请号
DE1957D025773
申请日期
1957.06.08
申请人
DEMAG AKTIENGESELLSCHAFT
发明人
PFANNENSCHMIDT CURT
分类号
B25D17/08;E21C37/24
主分类号
B25D17/08
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代理人
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