Showing 1 - 20 results of 23 for search '"CHEN YEGUO"', query time: 1.48s Refine Results  

Pencil box

by CHEN YEGUO
Year of Publication 01.06.2018
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Patent

Novel rivet

by CHEN YEGUO
Year of Publication 01.06.2018
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Patent

Unloosening screw

by CHEN YEGUO
Year of Publication 01.06.2018
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Patent

Drive rivet

by CHEN YEGUO
Year of Publication 01.06.2018
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Patent

Line pressing screw

by CHEN YEGUO
Year of Publication 01.06.2018
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Patent