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发明名称
PULSED HYDROMONITOR
摘要
申请公布号
SU1553685(A1)
申请公布日期
1990.03.30
申请号
SU19884388827
申请日期
1988.03.04
申请人
INST GORNOGO DELA AN KAZAKHSK
发明人
KOLESNIK GRIGORIJ A,SU
分类号
E21C45/00
主分类号
E21C45/00
代理机构
代理人
主权项
地址
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