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发明名称
Improvements in Sash Windows
摘要
申请公布号
GB1197590(A)
申请公布日期
1970.07.08
申请号
GB19670052467
申请日期
1967.11.17
申请人
JAMES GIBBONS LIMITED
发明人
KENNETH RUTTER
分类号
E06B1/36;E06B3/44
主分类号
E06B1/36
代理机构
代理人
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