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发明名称
COMPOSITION OF FILTERING SUBSTANCE
摘要
申请公布号
BG38266(A1)
申请公布日期
1985.11.15
申请号
BG19840066220
申请日期
1984.07.12
申请人
DIMITROV,DIMITR G.;DIMOV,KIRIL D.;KHRISTOVA,JJORDANKA V.
发明人
DIMITROV,DIMITR G.;DIMOV,KIRIL D.;KHRISTOVA,JJORDANKA V.
分类号
D21F11/14;(IPC1-7):D21F11/14
主分类号
D21F11/14
代理机构
代理人
主权项
地址
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