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发明名称
Improvements in or relating to windows
摘要
申请公布号
GB399264(A)
申请公布日期
1933.10.05
申请号
GB19320014921
申请日期
1932.05.26
申请人
COOPER SNOWDEN AND SONS, LIMITED;GEORGE BETT
发明人
分类号
E06B7/26
主分类号
E06B7/26
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代理人
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