| http://www.w3.org/ns/prov#value | - Note further that the PCDs 75 can be non-standard input/output (I/O) devices that can be communicated with over an open network, such as the Internet, using an extended open network protocol, such as extended HTML, as is described in U.S. Pat. Nos. 5,742,845 and 5,905,908, both of which are incorporated herein in their entirety by reference.
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