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发明名称
G.D.BERNSTEIN'S PAPER FILTER
摘要
申请公布号
SU649445(A1)
申请公布日期
1979.02.28
申请号
SU19742031022
申请日期
1974.06.04
申请人
BERNSHTEJN GRIGORIJ D,SU
发明人
BERNSHTEJN GRIGORIJ D,SU
分类号
B01D27/06;(IPC1-7):B01D27/06
主分类号
B01D27/06
代理机构
代理人
主权项
地址
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