CHALLENGE

VARIOUS TYPES OF MACHINES, MACHINE ACCESSORIES, COMPONENTS AND PARTS THEREOF-NAMELY, PAPER DRILLING MACHINES AND PARTS THEREOF, PAPER DRILS, DRILL SHARPENERS, SLOTTING ATTACHMENTS AND CORNERING ATTACHMENTS USED ON PAPER DRILLING MACHINES, LEVER AND POWER ACTUATED PAPER CUTTING MACHINES AND PARTS THEREOF, PAPER CUTTER KNIVES, CUTTING STICKS, THREE KNIFE TRIMMERS, PAPER JOGGERS, FOLDING MACHINES, PERFORATING MACHINES, PRINTERS' PROOF PRESSES AND PARTS THEREOF, PRINTERS' QUOINS, PRINTERS' QUOIN KEYS, PRINTERS' GALLEYS, PRINTERS' FURNITURE, PRINTERS' IMPOSING SURFACES, TOOLMAKERS' KNEES, HEIGHT BLOCKS, PLANER AND BORING MILL PARALLELS, TOOLING BLOCKS, MACHINE SET-UP PLATES, MACHINE SUB-PLATES, WORK BENCHES, AND GRANITE PLATES