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发明名称
A time-recording lock
摘要
申请公布号
GB845915(A)
申请公布日期
1960.08.24
申请号
GB19570028597
申请日期
1958.08.25
申请人
FREDERIC OLDHAM;ALAN OLDHAM
发明人
分类号
G07C1/32
主分类号
G07C1/32
代理机构
代理人
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