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Patents
Patents Assigned to Nanchang Dentalbright Technology Co., Ltd
Patents Assigned to Nanchang Dentalbright Technology Co., Ltd
Teeth-whitening equipment
Patent number:
D864399
Type:
Grant
Filed:
May 30, 2019
Date of Patent:
October 22, 2019
Assignee:
Nanchang Dentalbright Technology Co., Ltd
Inventors:
Junyuan Qin, Yuanda Xiong
Electric toothbrush
Patent number:
D978537
Type:
Grant
Filed:
April 11, 2021
Date of Patent:
February 21, 2023
Assignee:
NANCHANG DENTALBRIGHT TECHNOLOGY CO., LTD
Inventors:
Junyuan Qin, Yuanda Xiong