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发明名称
RECORD READER HAVING PARTICULAR RECORD HOLDER AND HOLDER CARRYING MEANS
摘要
申请公布号
US3609302(A)
申请公布日期
1971.09.28
申请号
USD3609302
申请日期
1969.08.07
申请人
LITTON BUSINESS SYSTEMS INC.
发明人
EDWARD C. MARSHALL;VINCENT CORSINI;JOHN H. KING;RUSSELL W. LARSON
分类号
G06K13/08
主分类号
G06K13/08
代理机构
代理人
主权项
地址
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