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经营范围
发明名称
Control apparatus for advancing web of filter medium through a filtering zone
摘要
申请公布号
US3286443(A)
申请公布日期
1966.11.22
申请号
US19630327679
申请日期
1963.12.03
申请人
CONTINENTAL AIR FILTERS, INC.
发明人
WOOLDRIDGE JAMES E.;WURTENBERG OSCAR A.
分类号
B01D46/18
主分类号
B01D46/18
代理机构
代理人
主权项
地址
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