US Patent 11173415 Bubble machine
Patent 11173415 was granted and assigned to Shenzhen Qiaohua Industries Ltd. on November, 2021 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
December 9, 2020
0
Date of Patent
November 16, 2021
0
Patent Applicant
Patent Application Number
17115820
0
Patent Inventor Names
Ruishi Yang
0
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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