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一种儿童交互式益智玩具的过山车式轨道模块

Translated title of the contribution: Roller coaster type track module of interactive educational toy for children
  • Rui Yang (Inventor)
  • , Yixuan Bian (Inventor)
  • , Jie Sun (Inventor)
  • , Dongchen Han (Inventor)

Research output: Patent

Translated title of the contributionRoller coaster type track module of interactive educational toy for children
Original languageChinese (Simplified)
Patent granted numberCN213965116U
Validity date22/09/30
Publication statusPublished - 17 Aug 2021

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