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经营范围
发明名称
Humidifier
摘要
申请公布号
US2057236(A)
申请公布日期
1936.10.13
申请号
US19320618677
申请日期
1932.06.22
申请人
PARKS-CRAMER COMPANY
发明人
HODGE WILLIAM B.
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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