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发明名称
Tuebbing-Schachtauskleidung
摘要
申请公布号
DE955582(C)
申请公布日期
1957.01.03
申请号
DE1955B034496
申请日期
1955.02.13
申请人
BERGWERKE ESSEN-ROSSENRAY AKTIENGESELLSCHAFT
发明人
RAUSCHENBACH GERHARD
分类号
E21D5/11
主分类号
E21D5/11
代理机构
代理人
主权项
地址
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