Bank note acceptors for separating good bank notes from counterfeits; Bar code printers; Barcode scanner; Cash registers; Computer terminals, keyboards and document printers; Covers for smartphones; Electric door bells; Fingerprint scanners; Personal digital assistants (PDA); Remote video monitoring system consisting primarily of a camera and video monitor for recording and transmitting images to a remote location; Thermal printers; Downloadable computer programs used for electronic cash regi...