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Patents
Patents Assigned to SHENZHEN XILE TECHNOLOGY CO., LTD.
Patents Assigned to SHENZHEN XILE TECHNOLOGY CO., LTD.
Dental calculus remover
Patent number:
D940322
Type:
Grant
Filed:
December 15, 2020
Date of Patent:
January 4, 2022
Assignee:
SHENZHEN XILE TECHNOLOGY CO., LTD.
Inventor:
Zhaoyang Wang