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经营范围
发明名称
Dehumidifying material
摘要
申请公布号
US2255041(A)
申请公布日期
1941.09.09
申请号
US19370157136
申请日期
1937.08.03
申请人
ANDEREGG FREDERICK O
发明人
ANDEREGG FREDERICK O.
分类号
B01D53/26
主分类号
B01D53/26
代理机构
代理人
主权项
地址
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