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发明名称
Chemical filter and manufacturing method thereof
摘要
申请公布号
EP1121968(A3)
申请公布日期
2002.01.02
申请号
EP20010101516
申请日期
2001.01.24
申请人
NICHIAS CO., LTD.
发明人
TANAKA, MINORU;TANIGUCHI, TAKASHI;SASAKI, HARUKO;NAKANO, TOSHIRO
分类号
B01D39/14;B01D46/00;B01D53/04;(IPC1-7):B01D39/20;B01D53/02
主分类号
B01D39/14
代理机构
代理人
主权项
地址
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