23 FARM AND INDUSTRIAL EQUIPMENT-NAMELY, HAND CARRIED, WHEEL MOUNTED AND DRAG GRAIN CONVEYING AUGERS AND GRAIN MEASURING ATTACHMENTS, DRIVE ATTACHMENTS AND HOPPERS, VERTICAL ELEVATORS, BELT CONVEYORS, MATERIAL TRIPPERS AND SLINGERS, VIBRATOR SCREENS AND ROTARY BLENDERS; AND HAND-OPERATED EARTH BORES