16 OFFICE MACHINES, NAMELY, TYPEWRITERS, PRINTERS AND PARTS THEREOF, NAMELY, TIPOGRAPHICAL CHARACTERS, TYPECARRIERS IN THE FORMS OF DISKS, BALLS, DRUMS, PRINTING WHEELS, NON-IMPACT TYPE HEADS; PAPER SUPPORTING AND MOVING DEVICES; KEY AND KEYBOARDS FOR TYPEWRITERS AND PRINTERS; PRINTING PAPERS, INKED RIBBONS, CARBON PAPER AND TYPEWRITER CORRECTING RIBBONS; RIBBON HOLDING SPOOLS AND CARTRIDGES; INK CARTRIDGES FOR INK JET PRINTING HEADS; PAPER, CARDS, FORMS AND PREPRINTED SHEETS FOR OFF ICE MACHINES; ARTICLES AND PARTS FOR OFF ICE MACHINES MADE OF NATURAL AND SYNTHETIC ELASTIC GUMS, CONDUCTIVE GUMS AND OTHER ELASTOMERIC MATERIALS, NAMELY, PRINTING ROLLERS, PLATENS AND PRESSURE ROLLERS FOR FEEDING INKED RIBBONS, PAPER AND MAGNETIC TAPES; AND THERMAL PROTECTORS, KEYBOARD COVERINGS AND RUBBER MATTIINGS FOR OFFICE MACHINES