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发明名称
Window ventilator
摘要
申请公布号
US2201830(A)
申请公布日期
1940.05.21
申请号
US19390297975
申请日期
1939.10.05
申请人
SOLOMON HOFFER;SAMUEL NOSOWITZ
发明人
HOFFER SOLOMON;NOSOWITZ SAMUEL
分类号
E06B7/08;F24F7/013;F24F13/16
主分类号
E06B7/08
代理机构
代理人
主权项
地址
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