Showing 1 - 20 results of 155 for search '"Jin, Yuehua"', query time: 1.14s Refine Results  

Theftproof floor

by JIN YUEHUA
Year of Publication 16.09.2015
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Patent

Music floor

by JIN YUEHUA
Year of Publication 22.04.2015
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Patent

File pulverizer

by JIN YUEHUA
Year of Publication 03.08.2018
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Patent

Spliced keyboard

by JIN YUEHUA
Year of Publication 31.07.2018
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Patent