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Thyristor drive circuit

by DAI ZHIYONG, LIANG XIAOJIE
Year of Publication 27.02.2018
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Patent
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Apartment lighting system

by WU LONGGUI
Year of Publication 24.10.2017
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Patent
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种并联电抗器智能投切装置

Year of Publication 22.02.2017
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Patent
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超声波诊断装置

Year of Publication 20.10.2017
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Patent