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经营范围
发明名称
MAGNETIC FLUID SEAL
摘要
申请公布号
RU1800180(C)
申请公布日期
1993.03.07
申请号
SU19914926925
申请日期
1991.04.11
申请人
TS SPETSIALIZIROVANNOE K BYURO
发明人
LEKOMTSEV GEORGIJ A,SU;UCHAEV ALEKSANDR P,SU
分类号
F16J15/43;F16J15/40
主分类号
F16J15/43
代理机构
代理人
主权项
地址
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