| http://www.w3.org/ns/prov#value | - Input means 20 desirably includes various switches or a small keyboard (e.g., see FIG. 4) by which a user may directly enter data or other information into apparatus 10, or input device make various choices concerning its mode of operation, but input 20 may also include a port (not shown) by which information or operational settings are entered electronically, as for example, an RS-232 port.
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