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经营范围
发明名称
Metal curtain
摘要
申请公布号
US2545400(A)
申请公布日期
1951.03.13
申请号
US19470763797
申请日期
1947.07.26
申请人
A. E. WILSON;HARRY J. HEIDEN
发明人
WHITE CHARLES S.
分类号
E06B9/15
主分类号
E06B9/15
代理机构
代理人
主权项
地址
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