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发明名称
Grubenstempel
摘要
申请公布号
DE942682(C)
申请公布日期
1956.05.03
申请号
DE1951G006557
申请日期
1951.07.17
申请人
GUTEHOFFNUNGSHUETTE STERKRADE AKTIENGESELLSCHAFT
发明人
JACOBI DR.-ING. OSKAR;PEPPLER DR.-ING. WILHELM;REULECKE DIPL.-ING. WILHELM;BERGER RUDOLF
分类号
E21D15/28
主分类号
E21D15/28
代理机构
代理人
主权项
地址
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