90878500
Aug 12, 2021
Sep 6, 2022
GUANGZHOU HENG NAI SI ELECTRONIC TECHNOLOGY CO. LTD
Active Trademark
Access control and alarm monitoring systems; Bar code scanners; Burglar alarms; Cable television converters; Electric door chimes; Electronic signs; IP (Internet protocol) cameras; IP (Internet protocol) speed dome cameras; IP video servers; Power adapters for computers
Electrical and Scientific Apparatus