Handheld cordless vacuum cleaner

Tan , et al. February 15, 2

Patent Grant D943847

U.S. patent number D943,847 [Application Number D/736,564] was granted by the patent office on 2022-02-15 for handheld cordless vacuum cleaner. The grantee listed for this patent is Puppy Electronic Appliances Internet Technology Beijing Co., Ltd. Invention is credited to Shiji Cheng, Run Lin, Wubin Song, Chong Tan.


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