Showing 1 - 20 results of 126 for search '"Yu, Gufeng"', query time: 1.63s Refine Results  

Glue sealed battery

by GUFENG YU
Year of Publication 31.10.2007
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Patent

Closed welding gun

by YU GUFENG, YU LIN
Year of Publication 12.07.2024
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Patent

Welding rotary table

by YU GUFENG
Year of Publication 11.05.2018
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Patent