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Patents
Patents Assigned to SHENZHEN OPSO TECHNOLOGY CO., LTD
Patents Assigned to SHENZHEN OPSO TECHNOLOGY CO., LTD
Portable power bank charger
Patent number:
D880417
Type:
Grant
Filed:
March 13, 2018
Date of Patent:
April 7, 2020
Assignee:
SHENZHEN OPSO TECHNOLOGY CO., LTD
Inventor:
Li Tian