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发明名称
Combination storm sash and screen
摘要
申请公布号
US2675071(A)
申请公布日期
1954.04.13
申请号
US19500158505
申请日期
1950.04.27
申请人
RALPH HUMPHREY
发明人
HUMPHREY RALPH
分类号
E06B3/26
主分类号
E06B3/26
代理机构
代理人
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地址
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