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发明名称
NOISE REDUCING DEVICE
摘要
申请公布号
US5138664(A)
申请公布日期
1992.08.11
申请号
US19900493432
申请日期
1990.03.14
申请人
SONY CORPORATION
发明人
KIMURA, AKIRA;SASAKI, TOORU;KOBAYASHI, NOBUO
分类号
G10K11/178
主分类号
G10K11/178
代理机构
代理人
主权项
地址
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