23 BREWING EQUIPMENT-NAMELY, MALT MILLS, MALT CLEANING REELS, MECHANICAL MALT CONVEYORS, MALT BUCKET ELEVATORS, MASHING EQUIPMENT FOR EXTRACTING INGREDIENTS FROM MALT AND CEREAL AND CONVERTING THEM INTO BREWING PRODUCTS, AND MADE OF SHEET IRON, STEEL, OR WOOD; WORM GEAR DRIVES, BREW KETTLES OF THE STEAM JACKETED TYPE AND THOSE EQUIPPED WITH SPECIAL PERCOLATING COIL, KEG WASHING MACHINES, KEG ELEVATORS, AND STILLS