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经营范围
发明名称
Hydraulischer Grubenstempel
摘要
申请公布号
DE1408064(A1)
申请公布日期
1968.12.12
申请号
DE19571408064
申请日期
1957.09.16
申请人
STEINKOPF,WILHELM
发明人
STEINKOPF,WILHELM
分类号
E21D15/45;E21D23/00
主分类号
E21D15/45
代理机构
代理人
主权项
地址
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