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发明名称
Bergeversatzrohrleitung
摘要
申请公布号
DE967701(C)
申请公布日期
1957.12.05
申请号
DE1953C007302
申请日期
1953.03.20
申请人
ESSENER STEINKOHLENBERGWERKE AKTIENGESELLSCHAFT
发明人
ROLSHOVEN DR.-ING. HUBERTUS;FURTENHOFER ERICH
分类号
E21F15/08
主分类号
E21F15/08
代理机构
代理人
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地址
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