Electric toothbrush

Assignee

• Thumbs Up Cross Border E-Commerce Co.

Inventors

• Rongjin Zheng (15 patents)
• Yubin Li (36 patents)
• Xiu Zou (27 patents)
• Zhidong Wang (19 patents)
• Yuqiang Zhao (35 patents)
• Jiacheng Huang (37 patents)
• Hongtao Zhao (6 patents)
• Minghui Yang (4 patents)
• Fen He (18 patents)

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