Cleaning device with auxiliary cleaner | Patent Application Number 16799728

16799728
Not Appealed
Patent NumberUS 11219348 B2
Publication NumberUS 20200205637 A1
Filled DateFeb 24, 2020
Priority DateMay 23, 2019
Inventor/ApplicantsHye Jung Yang
Du Young Yang
Hye Jeong YANG
Du Young YANG
ExaminesGUIDOTTI, LAURA COLE
Art Unit3723
Technology Center3700
Assignments
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