| http://www.w3.org/ns/prov#value | - Those techniques which are particularly useful in the present invention are disclosed in US. Pat. Nos. 3,655,464; 3,655,463; and 3,695,945, all filed in the name of Mark G. Benz, and assigned to the assignee hereof, and all of which by reference are made part of the disclosure of the present application.
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