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发明名称
FILTERING MATERIAL
摘要
申请公布号
SU817121(A1)
申请公布日期
1981.03.30
申请号
SU19752158291
申请日期
1975.07.21
申请人
UK NII TSELLYULOZNO-BUMAZHNOJ PROMYSHLENNOSTI
发明人
SANDUL GEORGIJ V,SU;ANNIKOVA TATYANA A,SU;IVANOVA NELLYA N,SU;MOTINA GALINA L,SU;KAZAKOVA IRINA A,SU
分类号
(IPC1-7):D21H5/18
主分类号
(IPC1-7):D21H5/18
代理机构
代理人
主权项
地址
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