WF·SD
Mark Identification

WF·SD

Serial Number

90832955

Filing Date

Jul 16, 2021

Trademark by

WEIFANG DR.SOUND ACOUSTIC TECHNOLOGY CO.LTD.

Classification Information

Earphones; Headphones; Audio-receivers and video-receivers; Electronic interactive whiteboards; Fluorescent screens; Light conducting filaments; Optical fibres; Protective films adapted for smartphones; Rechargeable batteries

Electrical and Scientific Apparatus