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发明名称
Improvements in or relating to casement stays
摘要
申请公布号
GB515874(A)
申请公布日期
1939.12.15
申请号
GB19380019976
申请日期
1938.07.06
申请人
PERCY CHARLES BARTON
发明人
分类号
E05C17/18
主分类号
E05C17/18
代理机构
代理人
主权项
地址
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