Showing 81 - 100 results of 157 Refine Results  
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Active filter device

by DIAN XIANRONG, XIE HONGWEI
Year of Publication 29.04.2015
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Patent
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Power harmonic filter

by LI JIAYU, ZHANG JIAN, WU BIN
Year of Publication 13.04.2016
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Patent
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Universal power saving device

by DU CHUNSONG
Year of Publication 30.03.2011
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Patent