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发明名称
Voice information recording and reproducing apparatus
摘要
申请公布号
GB9827513(D0)
申请公布日期
1999.02.10
申请号
GB19980027513
申请日期
1995.04.13
申请人
OLYMPUS OPTICAL CO.,LTD
发明人
分类号
G11B27/024;G11B27/028;G11B27/031;G11B31/00;G11C7/16
主分类号
G11B27/024
代理机构
代理人
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地址
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