US Patent D912235 Air purifier
Is a
Date Filed
July 3, 2019
Date of Patent
March 2, 2021
Patent Application Number
29697057
Patent Citations Received
Patent Inventor Names
Jong Ho Choi
0
Sul Ki Lee
0
Ga Hee Kim
0
Mikyung Kim
0
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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