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发明名称
NOISE REDUCTION DEVICE
摘要
申请公布号
JPH03253187(A)
申请公布日期
1991.11.12
申请号
JP19900049417
申请日期
1990.03.02
申请人
MITSUBISHI ELECTRIC CORP
发明人
YAMASHITA HIROMITSU
分类号
H04N5/21;H04B1/10;H04N5/93
主分类号
H04N5/21
代理机构
代理人
主权项
地址
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