87299997
Jan 13, 2017
Feb 13, 2018
SHENZHEN QINGYUN TECHNOLOGY CO. LTD.
Active Trademark
Acoustic conduits; Data processing apparatus; Data processing equipment, namely, couplers; Earphones; Educational apparatus, namely, blocks used as teaching aids for modeling chemical compounds and visualization of math concepts; Headphones; Radio receivers; Wireless headsets for smartphones; Wireless transmitters and receivers
Electrical and Scientific Apparatus