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发明名称
Window accessory
摘要
申请公布号
US2258318(A)
申请公布日期
1941.10.07
申请号
US19400331249
申请日期
1940.04.23
申请人
CROSS DAVID L
发明人
CROSS DAVID L.
分类号
E06B3/28
主分类号
E06B3/28
代理机构
代理人
主权项
地址
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