Filed: July 23, 2019Abacuses; Accumulators, electric; Adding machines; Calculating machines; Cases for smartphones; Chargers for batteries;…Owned by: WU, YUFEISerial Number: 88529441
Filed: June 22, 2020Batteries; Acoustic alarms; Computer mouse; Digital audio players; Earphones; Eyeglasses; Loud speakers; Loudspeaker cabinets…Owned by: WU, YUFEISerial Number: 90014956