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发明名称
IMPROVEMENTS IN OR RELATING TO INFORMATION LOGGING DEVICES
摘要
申请公布号
GB1269815(A)
申请公布日期
1972.04.06
申请号
GB19690049119
申请日期
1969.10.07
申请人
TROLEX AGENCIES LIMITED
发明人
JOHN PIERCE JONES
分类号
G07C3/08
主分类号
G07C3/08
代理机构
代理人
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