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经营范围
发明名称
SPEED VARYING DEVICE
摘要
申请公布号
KR20030020265(A)
申请公布日期
2003.03.08
申请号
KR20027012623
申请日期
2002.09.24
申请人
发明人
分类号
H02P27/06;B66B1/30
主分类号
H02P27/06
代理机构
代理人
主权项
地址
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