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Linear motor

by YAN YOUCHUN
Year of Publication 13.10.2023
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Patent

Razor

by Yan, Youchun
Year of Publication 31.07.2018
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Patent

Razor

by Yan, Youchun
Year of Publication 24.07.2018
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Patent

Razor

by Yan, Youchun
Year of Publication 29.05.2018
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Patent