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一种破损与撞击感应智能物联网共享单车头盔 Patent
专利类型: 发明专利Invention,
Authors:  WU JIASHU;  WANG YANG;  YE KEJIANG;  XU CHENGZHONG
Favorite |  | Submit date:2022/08/29
Internet Of Things  Intelligent Gadget  Transportation Safety