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经营范围
发明名称
Porous filter
摘要
申请公布号
US2448930(A)
申请公布日期
1948.09.07
申请号
US19440563236
申请日期
1944.11.13
申请人
VOKES LIMITED
发明人
STOKES EDWARD ARTHUR
分类号
B01D29/00;C04B38/06
主分类号
B01D29/00
代理机构
代理人
主权项
地址
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