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发明名称
Air filter
摘要
申请公布号
US2016993(A)
申请公布日期
1935.10.08
申请号
US19340747299
申请日期
1934.10.08
申请人
STAYNEW FILTER CORPORATION
发明人
DOLLINGER LEWIS L.
分类号
B01D46/24
主分类号
B01D46/24
代理机构
代理人
主权项
地址
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