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经营范围
发明名称
Bohrwerkzeug, insbesondere fuer Gestein
摘要
申请公布号
DE905001(C)
申请公布日期
1954.02.25
申请号
DE1944S007792D
申请日期
1944.01.09
申请人
SIEMENS-SCHUCKERTWERKE AKTIENGESELLSCHAFT
发明人
KIEFER DIPL.-ING. WOLDEMAR
分类号
E21B10/54
主分类号
E21B10/54
代理机构
代理人
主权项
地址
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