97209342
Jan 8, 2022
Feb 7, 2023
SHENZHEN LANGHUA INDUSTRIAL CO. LTD.
Active Trademark
Alarm installations and alarms; Alarms for the detection of inflammable gases; All-in-one PCs; Atmospheric oxygen monitors; Carbon dioxide detectors; Carbon monoxide detectors; Device for testing the function and effectiveness of smoke detectors, carbon monoxide detectors and heat detectors featuring an aerosol spray; Fire and smoke detectors; Gas alarms; Gas detectors for detecting the presence of gas; Gas testing instruments; Metal detectors for industrial or military purposes; Nitrogen concentration detectors; Radon detectors; Smoke detectors
Electrical and Scientific Apparatus