Mark Identification
YJACK DEW
Serial Number
90420259
Filing Date
Dec 28, 2020
Registration Date
Apr 12, 2022
Trademark by
RITCHIE ENGINEERING COMPANY INC.
Active Trademark
Classification Information
Measuring apparatus, namely, psychrometer used for measuring humidity during the monitoring of the operational status of refrigeration systems, refrigeration apparatus maintenance requirements, and electronic refrigeration charging systems
Electrical and Scientific Apparatus