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发明名称
Window structures
摘要
申请公布号
US3004634(A)
申请公布日期
1961.10.17
申请号
US19570701213
申请日期
1957.12.06
申请人
KEWANEE MANUFACTURING COMPANY
发明人
EVANS RUPERT L.;MALMROSE JOHN P.
分类号
E04F17/06
主分类号
E04F17/06
代理机构
代理人
主权项
地址
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