Mark Identification

CHEC

Serial Number

74049015

Filing Date

Apr 16, 1990

Registration Date

Jan 29, 1991

Trademark by

ELECTRIC POWER RESEARCH INSTITUTE INC.

Classification Information

computer programs pre-recorded on magnetic disks and users manuals therefor sold as an unit for use in predicting erosion-corrosion in single-phase flow piping systems

Electrical and Scientific Apparatus