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发明名称
Window ventilator
摘要
申请公布号
US1825437(A)
申请公布日期
1931.09.29
申请号
US19290380012
申请日期
1929.07.22
申请人
YEAGLE CYRUS E
发明人
YEAGLE CYRUS E.
分类号
E06B7/10
主分类号
E06B7/10
代理机构
代理人
主权项
地址
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