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刘国海
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Patents

Current position: Home  >  Scientific Research  >  Patents

混合磁材料永磁容错游标电机

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Type of Patent:实用新型

State of Patent:已失效

Authorization number:201420394969.7

Service Invention or Not:no

Application Date:2014-07-16

Authorization Date:2014-12-24

Application Date:2014-07-16

Authorization Date:2014-12-24