Showing 1 - 20 results of 52 for search '"Zhao, Xiujiang"', query time: 1.28s Refine Results  

Laborsaving valve

by ZHAO XIUJIANG
Year of Publication 13.02.2018
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Patent

Three -way valve

by ZHAO XIUJIANG
Year of Publication 15.12.2017
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Patent

Gate valve

by ZHAO XIUJIANG
Year of Publication 15.12.2017
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Patent