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发明名称
SECTOR MARK DETECTOR
摘要
申请公布号
JPH0323565(A)
申请公布日期
1991.01.31
申请号
JP19890160021
申请日期
1989.06.21
申请人
ALPS ELECTRIC CO LTD
发明人
FUJITA TATSUMI
分类号
G11B20/10;G11B20/00
主分类号
G11B20/10
代理机构
代理人
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