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发明名称
Sash frame
摘要
申请公布号
US3158909(A)
申请公布日期
1964.12.01
申请号
US19610158750
申请日期
1961.12.12
申请人
ALFRED DOWNS GEORGE
发明人
DOWNS GEORGE ALFRED
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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