9 Measuring and controlling instruments, namely, scales, belt scales, tension measurement instruments, force measurement instruments, radio transmission signal measurement instruments and data processing speed measurement instruments for use in the manufacture and processing of track sections and bands; tension section sensors in the nature of scales, belt scales, tension sensors, pressure sensors, electronic sensors, radio signal strength sensors, and data processing speed sensors; track section measuring apparatus, namely, scales, belt scales, tension measurement instruments, force measurement instruments, radio transmission signal measurement instruments and data processing speed measurement instruments