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发明名称
FILTERING APPARATUS AND METHOD
摘要
申请公布号
CA894361(A)
申请公布日期
1972.02.29
申请号
CAD894361
申请日期
申请人
U.S. PLYWOOD-CHAMPION PAPERS INC.
发明人
ROBERT B. FRAZIER
分类号
B01D33/00;B01D37/00;(IPC1-7):B01D33/00
主分类号
B01D33/00
代理机构
代理人
主权项
地址
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