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Puzzle Platform

by Che, Xiaoling
Year of Publication 26.09.2024
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Patent

Puzzle board

by Che, Xiaoling
Year of Publication 03.09.2024
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Patent

SECONDARY BATTERY

by CHE, Peipei
Year of Publication 28.08.2024
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Patent

Puzzle board

by Che, Xiaoling
Year of Publication 27.08.2024
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Patent