Surface cleaning apparatus | Patent Application Number 16045057
16045057
Not Appealed
Patent NumberUS 10820769 B2
Publication NumberUS 20180325341 A1
Filled DateJul 25, 2018
Priority DateOct 28, 2015
Inventor/ApplicantsKam Hoi Ma
Yongsheng Liang
Xin Chen
Jianjun Ge
Jincheng Xia
Zhenjiang Yin
Yongsheng Liang
Xin Chen
Jianjun Ge
Jincheng Xia
Zhenjiang Yin
ExaminesNGUYEN, DUNG V
Art Unit3723
Technology Center3700
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