| http://www.w3.org/ns/prov#value | - ctable graphic primitives to create special applications iconsUS4677587 *May 14, 1985Jun 30, 1987Sanders Associates, Inc.Program simulation system including means for ensuring interactive enforcement of constraintsUS4694411 *Feb 4, 1985Sep 15, 1987Sanders Associates, Inc.Simulation apparatus and methodUS4710863 *Apr 22, 1986Dec 1, 1987Bbc Brown, Boveri & Company, LimitedProgramming device for a st
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