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发明名称
AN HYDRAULICALLY-OPERATED MINE-ROOF SUPPORT
摘要
申请公布号
GB2193244(B)
申请公布日期
1990.03.28
申请号
GB19870013576
申请日期
1987.06.10
申请人
* HERMANN HEMSCHEIDT MASCHINENFABRIK GMBH & CO
发明人
WERNER * REINELT;GUY * GEUNS;RIEGER
分类号
F15B21/08
主分类号
F15B21/08
代理机构
代理人
主权项
地址
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