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经营范围
发明名称
Improvements in or relating to door handles and the like
摘要
申请公布号
GB684044(A)
申请公布日期
1952.12.10
申请号
GB19500013072
申请日期
1950.05.24
申请人
CHARLES LESLIE NICHOL LAING;WILLIAM HENRY BODDINGTON
发明人
分类号
E05B1/00
主分类号
E05B1/00
代理机构
代理人
主权项
地址
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