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经营范围
发明名称
Improvements in and relating to locks
摘要
申请公布号
GB436777(A)
申请公布日期
1935.10.17
申请号
GB19350011139
申请日期
1935.04.10
申请人
NORMAN GRENVILLE NEVIN ETHERINGTON
发明人
分类号
E05C1/14
主分类号
E05C1/14
代理机构
代理人
主权项
地址
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