73600213
May 22, 1986
Dec 8, 1987
METER FOR MEASURING AND DISPLAYING THE TEMPERATURE-CORRECTED FLOW RATE OF VISCOUS PETROLEUM PRODUCTS, INCLUDING HOT ASPHALT; THE METERING UNIT COMPRISING A METERING HEAD FOR PASSAGE OF VISCOUS FLUID AND ELECTRONIC CIRCUITRY FOR DETERMINING FLOW RATES, FLOW TOTALIZATION, TEMPERATURE CORRECTION AND DIGITAL DISPLAYS
Electrical and Scientific Apparatus