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发明名称
Window structure
摘要
申请公布号
US2606346(A)
申请公布日期
1952.08.12
申请号
US19510203808
申请日期
1951.01.02
申请人
JOHN HASSELL
发明人
HASSELL JOHN
分类号
B63B19/00
主分类号
B63B19/00
代理机构
代理人
主权项
地址
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