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发明名称
Air release device for humidifiers and the like
摘要
申请公布号
US1977820(A)
申请公布日期
1934.10.23
申请号
US19330662723
申请日期
1933.03.25
申请人
CORNELL JR EDWARD S
发明人
JR. EDWARD S. CORNELL,
分类号
F24D19/08
主分类号
F24D19/08
代理机构
代理人
主权项
地址
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