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发明名称
MICROPHONE EQUIPMENT
摘要
申请公布号
JPH0383490(A)
申请公布日期
1991.04.09
申请号
JP19890219968
申请日期
1989.08.25
申请人
SONY CORP
发明人
SASAKI TORU
分类号
H04R1/40;H04R3/00
主分类号
H04R1/40
代理机构
代理人
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地址
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