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发明名称
Improvements in or relating to locks
摘要
申请公布号
GB639171(A)
申请公布日期
1950.06.21
申请号
GB19470033655
申请日期
1947.12.19
申请人
JUHO ELIAS MANTSAS
发明人
分类号
E05B27/00;E05B27/04
主分类号
E05B27/00
代理机构
代理人
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