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经营范围
发明名称
Air purifier
摘要
申请公布号
US1796405(A)
申请公布日期
1931.03.17
申请号
US19290343877
申请日期
1929.03.02
申请人
SCHOBRONE CARL J
发明人
SCHOBRONE CARL J.
分类号
B01D47/06
主分类号
B01D47/06
代理机构
代理人
主权项
地址
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