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发明名称
Improvements relating to combination locks
摘要
申请公布号
GB323444(A)
申请公布日期
1930.01.02
申请号
GB19290014375
申请日期
1929.05.08
申请人
HEINRICH BECK
发明人
分类号
E05B37/02;F16B41/00
主分类号
E05B37/02
代理机构
代理人
主权项
地址
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