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发明名称
FILTER DRUM FOR ROTARY FILTER APPARATUS
摘要
申请公布号
CA679452(A)
申请公布日期
1964.02.04
申请号
CAD679452
申请日期
申请人
IMPROVED MACHINERY INC.
发明人
JOHN P. RICH;NELSON SAUNDERS;OSCAR LUTHI
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