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发明名称
METHOD OF MANUFACTURING NON-WOVEN FILTER FABRIC AND NON-WOVEN FILTER FABRIC AS SUCH
摘要
申请公布号
PL154090(B1)
申请公布日期
1991.07.31
申请号
PL19870265708
申请日期
1987.05.15
申请人
发明人
分类号
C07C31/36;C07D;C07D301/32;C07D303/08;(IPC1-7):C07D301/32
主分类号
C07C31/36
代理机构
代理人
主权项
地址
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