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发明名称
VIDEO TAPE RECORDER WITH AUDIO SIGNAL NOISE REDUCTION CIRCUIT
摘要
申请公布号
JPH01277366(A)
申请公布日期
1989.11.07
申请号
JP19880105992
申请日期
1988.04.28
申请人
RICOH CO LTD
发明人
UEDA TADAYOSHI
分类号
G11B20/04
主分类号
G11B20/04
代理机构
代理人
主权项
地址
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