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发明名称
Record index means
摘要
申请公布号
US2882626(A)
申请公布日期
1959.04.21
申请号
US19580738545
申请日期
1958.05.28
申请人
ACME VISIBLE RECORDS, INC.
发明人
TOD ALLAN H.
分类号
G09F7/02
主分类号
G09F7/02
代理机构
代理人
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