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发明名称
READING SIGNAL AMPLIFYING CIRCUIT
摘要
申请公布号
JPH01166369(A)
申请公布日期
1989.06.30
申请号
JP19870324534
申请日期
1987.12.22
申请人
RICOH CO LTD
发明人
SUZUKI HARUYUKI
分类号
G11B7/00;G11B7/005;G11B20/10
主分类号
G11B7/00
代理机构
代理人
主权项
地址
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