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发明名称
FILTER
摘要
申请公布号
CA818934(A)
申请公布日期
1969.07.29
申请号
CAD818934
申请日期
申请人
MARVEL ENGINEERING COMPANY
发明人
WALTER J. KUDLATY
分类号
主分类号
代理机构
代理人
主权项
地址
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