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发明名称
METHOD OF AND APPARATUS FOR TESTING OPERATION OF MECHANICAL MINER'S BRAKE
摘要
申请公布号
PL148518(B1)
申请公布日期
1989.10.31
申请号
PL19850257214
申请日期
1985.12.30
申请人
发明人
分类号
G01L5/28;G01M;(IPC1-7):G01L5/28
主分类号
G01L5/28
代理机构
代理人
主权项
地址
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