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发明名称
Window
摘要
申请公布号
US2670505(A)
申请公布日期
1954.03.02
申请号
US19470793777
申请日期
1947.12.26
申请人
发明人
GALL GEORGE R.
分类号
E05F11/00
主分类号
E05F11/00
代理机构
代理人
主权项
地址
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