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发明名称
Window ventilator
摘要
申请公布号
US2036851(A)
申请公布日期
1936.04.07
申请号
US19340710877
申请日期
1934.02.12
申请人
CHITTENDEN EDWIN F
发明人
CHITTENDEN EDWIN F.
分类号
F24F7/013
主分类号
F24F7/013
代理机构
代理人
主权项
地址
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