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发明名称
FLOWMETER
摘要
申请公布号
SU1659637(A1)
申请公布日期
1991.06.30
申请号
SU19721844156
申请日期
1972.11.09
申请人
VNII PK I KOMPLEKSNOJ AVTOM
发明人
DROBAKH VIKTOR T,SU;ZARIPOV MIDKHAT KH,SU;PESTRETSOV NIKOLAJ V,SU
分类号
E21B47/10;E21B47/12
主分类号
E21B47/10
代理机构
代理人
主权项
地址
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