[ Apparatus controlled by computers, namely, computer monitor displays; laser jet and ink jet printers; floppy disks drive styled x-y plotters; plotter printers; cutting plotters for use as sign makers; ink jet printers featuring an integrated paper cutter; thermal printers featuring an integrated paper cutter; computer printers; floppy disk drives; x-y plotters;] three dimensional scanners and computer programs therefor; three dimensional laser scanners and computer programs therefor; replac...