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发明名称
Improvements in and connected with windows
摘要
申请公布号
GB324369(A)
申请公布日期
1930.01.24
申请号
GB19280030825
申请日期
1928.10.24
申请人
JOSEPH WILSON EVANS;ROBERT WILLIAM FREAKLEY
发明人
分类号
E06B1/02
主分类号
E06B1/02
代理机构
代理人
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地址
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