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发明名称
BOHRHAMMER.
摘要
申请公布号
CH640305(A5)
申请公布日期
1983.12.30
申请号
CH19790003901
申请日期
1979.04.25
申请人
HILTI AG
发明人
FRANZ CHROMY
分类号
E21C37/22;B25D9/10;B25D11/00;B25D11/12;E21B1/30;E21B1/34;E21B1/38;(IPC1-7):E21C3/24
主分类号
E21C37/22
代理机构
代理人
主权项
地址
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