88537427
Jul 25, 2019
Feb 4, 2020
ZHENGZHOU HENGZHIHAI ELECTRONIC TECHNOLOGY CO. LTD
Active Trademark
Acid hydrometers; Concentration meters; Densimeters; Electrostatic emission control devices, namely, electrostatic precipitators for reducing particulate emission in industrial applications; Hydrometers; Static electricity eliminators
Electrical and Scientific Apparatus