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发明名称
HYDRAULIC COUPLING
摘要
申请公布号
GB2140536(B)
申请公布日期
1986.08.06
申请号
GB19840012817
申请日期
1984.05.18
申请人
* BERGWERKSVERBAND GMBH
发明人
KLAUS * AHRENS;PETER * BRYCHTA
分类号
E21C31/06;F16D33/10;(IPC1-7):F16D33/08
主分类号
E21C31/06
代理机构
代理人
主权项
地址
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