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经营范围
发明名称
Humidifier
摘要
申请公布号
US1897298(A)
申请公布日期
1933.02.14
申请号
US19310560597
申请日期
1931.09.01
申请人
BYBOTH CARL J
发明人
BYBOTH CARL J.
分类号
F24F6/06
主分类号
F24F6/06
代理机构
代理人
主权项
地址
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