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发明名称
ARTICLE DESIGNATING AND IDENTIFICATION SYSTEM
摘要
申请公布号
GB1280677(A)
申请公布日期
1972.07.05
申请号
GB19690031338
申请日期
1969.06.20
申请人
RCA CORPORATION
发明人
分类号
G06K7/016;G06K7/10;G06K7/12
主分类号
G06K7/016
代理机构
代理人
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地址
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