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发明名称
DISPOSITIVO PERFEZIONATO COMPRENDENTE ALMENO UNA SERIE DI ELEMENTI FILTRANTI ARTICOLATI
摘要
申请公布号
IT1202927(B)
申请公布日期
1989.02.15
申请号
IT19790023092
申请日期
1979.05.29
申请人
TADASHI HAGIHARA
发明人
分类号
B01D33/04;(IPC1-7):B03B/
主分类号
B01D33/04
代理机构
代理人
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