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发明名称
BOHRWERKZEUGE
摘要
申请公布号
DE3500202(A1)
申请公布日期
1986.07.10
申请号
DE19853500202
申请日期
1985.01.05
申请人
HAWERA PROBST GMBH+CO
发明人
VERZICHT DES ERFINDERS AUF NENNUNG
分类号
E21B10/44;E21B10/58;(IPC1-7):B23B51/00
主分类号
E21B10/44
代理机构
代理人
主权项
地址
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