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经营范围
发明名称
Louvered window
摘要
申请公布号
US2559442(A)
申请公布日期
1951.07.03
申请号
US19460717889
申请日期
1946.12.23
申请人
KLEIN JOSEPH R
发明人
KLEIN JOSEPH R.
分类号
E06B7/084
主分类号
E06B7/084
代理机构
代理人
主权项
地址
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