Showing 1 - 20 results of 36 for search '"Qin, Yingchao"', query time: 0.75s Refine Results  

Watchband

by Qin, Yingchao
Year of Publication 21.11.2023
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Patent

Swimming earplug

by Qin, Yingchao
Year of Publication 31.10.2023
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Patent

Watchband

by Qin, Yingchao
Year of Publication 01.08.2023
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Patent

Watchband

by Qin, Yingchao
Year of Publication 01.08.2023
Get full text
Patent