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发明名称
Systems for processing recorded information
摘要
申请公布号
US3017616(A)
申请公布日期
1962.01.16
申请号
US19550516869
申请日期
1955.06.21
申请人
ELECTRO-MECHANICAL RESEARCH, INCORPORATED
发明人
RUNYAN RAYMOND A.
分类号
G11B20/22
主分类号
G11B20/22
代理机构
代理人
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