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发明名称
Audio recorder
摘要
申请公布号
US3120392(A)
申请公布日期
1964.02.04
申请号
US19600022592
申请日期
1960.04.15
申请人
IRVIN BREGMAN
发明人
BREGMAN IRVIN
分类号
G11B3/08
主分类号
G11B3/08
代理机构
代理人
主权项
地址
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