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Filtereinrichtung
摘要
申请公布号
CH442240(A)
申请公布日期
1967.08.31
申请号
CH19660007358
申请日期
1966.05.17
申请人
NATIONAL DUST COLLECTOR OF CANADA, LIMITED
发明人
WARREN MCILVAINE,ROBERT
分类号
B01D47/00;B01D47/06;B01D50/00;E21D11/38
主分类号
B01D47/00
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代理人
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