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经营范围
发明名称
PULSING HYDROMONITOR
摘要
申请公布号
SU1566026(A1)
申请公布日期
1990.05.23
申请号
SU19874289889
申请日期
1987.07.24
申请人
INST UGLYA SO AN SSSR
发明人
SIGAEV EVGENIJ A,SU;LUKIN VALERIJ 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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