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发明名称
Filter for air and gases
摘要
申请公布号
US1807378(A)
申请公布日期
1931.05.26
申请号
US19270209137
申请日期
1927.07.28
申请人
ELEONORE BUDIL
发明人
BUDIL ELEONORE
分类号
B01D45/08
主分类号
B01D45/08
代理机构
代理人
主权项
地址
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