| http://www.w3.org/ns/prov#value | - An example of such a device is indicated in FIGS. 1-2, the details of which are discussed below, as well as in a number of U.S. Patents, including commonly-assigned U.S. Pat. Nos. 4,116,626, 5,136,520, 5,142,481, and 5,208,592, the teachings of which are hereby incorporated by reference.
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