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经营范围
发明名称
SEALING OF PUMP IMPELLER NECK
摘要
申请公布号
SU1231271(A1)
申请公布日期
1986.05.15
申请号
SU19843815247
申请日期
1984.11.23
申请人
POPOV IGOR K
发明人
POPOV IGOR K,SU
分类号
F04D29/16;(IPC1-7):F04D29/16
主分类号
F04D29/16
代理机构
代理人
主权项
地址
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