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发明名称
Card reading station
摘要
申请公布号
US2792175(A)
申请公布日期
1957.05.14
申请号
US19550505306
申请日期
1955.05.02
申请人
HUGHES AIRCRAFT COMPANY
发明人
AMUNDSEN EARL K.
分类号
G06K13/063
主分类号
G06K13/063
代理机构
代理人
主权项
地址
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