Neck fan | Patent Publication Number 20220106963

US 20220106963 A1

Patent NumberUS 11661947 B2

Application Number17471178

Filled DateSep 10, 2021

Priority DateNov 13, 2020

Publication DateApr 7, 2022

Original AssigneeShenzhen Jisu Technology Co.ltd

Current AssigneeShenzhen Jisu Technology Co.ltd

Inventor/ApplicantsXiangfu Li
XIANGFU LI

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