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发明名称
变频调速器
摘要
申请公布号
CN301134596D
申请公布日期
2010.02.10
申请号
CN200930126988.6
申请日期
2009.06.05
申请人
时代新纪元科技集团有限公司
发明人
刘玉芬
分类号
13-02
主分类号
13-02
代理机构
北京三友知识产权代理有限公司
代理人
董惠石
主权项
地址
100085北京市海淀区上地西路28号
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