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发明名称
Digital servo system for controlling rotational speed of rotary body
摘要
申请公布号
US4994723(A)
申请公布日期
1991.02.19
申请号
US19890450851
申请日期
1989.12.14
申请人
SANYO ELECTRIC CO., LTD.
发明人
TABUCHI, JUNICHIRO
分类号
G01P3/487;G01P3/489;G11B15/467;G11B15/54;H02P23/00
主分类号
G01P3/487
代理机构
代理人
主权项
地址
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