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发明名称
A new and improved catch for gates
摘要
申请公布号
GB457967(A)
申请公布日期
1936.12.09
申请号
GB19360022812
申请日期
1936.08.19
申请人
HERBERT JAMES WINGFIELD
发明人
分类号
E05C19/00
主分类号
E05C19/00
代理机构
代理人
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