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发明名称
Bohrschraemlader
摘要
申请公布号
DE1273460(B)
申请公布日期
1968.07.25
申请号
DE1966M068387
申请日期
1966.02.14
申请人
MASCHINENFABRIK KORFMANN G.M.B.H.
发明人
DUECHTING EMIL
分类号
E21C27/01;E21C27/22
主分类号
E21C27/01
代理机构
代理人
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地址
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