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经营范围
发明名称
LIGHT SPOT SPEED CONTROLLER
摘要
申请公布号
JPS6432429(A)
申请公布日期
1989.02.02
申请号
JP19870188190
申请日期
1987.07.27
申请人
NEC CORP
发明人
YUKIMURA KAZUHISA
分类号
G11B21/08;G11B7/085
主分类号
G11B21/08
代理机构
代理人
主权项
地址
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