| http://www.w3.org/ns/prov#value | - The currency processing system 10 also includes an input/output (I/O) interface 17 to permit connection of the currency processing system, and more particularly the processor 16 to external devices, communication lines, and the like, including but not limited to a display or touch-screen display 21 and a user I/O interface 20, such as a keypad or keyboard.
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