国家/地区 中国（2）
IPC部 A（2）
IPC大类
IPC小类
IPC
发明人 WU J（2）
公开年 2021（2）
申请年
专利权人 LIU X（2）

Mahjong table with heating function of table top and outer frame, has table leg that is provided with switch for controlling heating, and switch respectively connected with first and second electric heating films.

WU J

Intelligent hair growing instrument based on graphene infrared control, has hydrogel layer that is located on one side of graphene thin film layer far away from infrared layer.

WANG S, ZHENG Y, WU J, ZHANG Y, LIU X