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经营范围
发明名称
Sliding and swinging window
摘要
申请公布号
US2521583(A)
申请公布日期
1950.09.05
申请号
US19450619462
申请日期
1945.10.01
申请人
JOSEPH KEMP
发明人
KEMP JOSEPH
分类号
E06B3/50
主分类号
E06B3/50
代理机构
代理人
主权项
地址
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