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- Court of Appeals for the Federal Circuit | Friday, January 9, 1998 | Cited 0 times
- Court of Appeals for the Federal Circuit | Friday, May 14, 2010 | Cited 0 times
- Court of Appeals for the Federal Circuit | Friday, May 6, 1988 | Cited 0 times
- Supreme Court of the United States | Wednesday, January 10, 1990 | Cited 0 times
- Court of Appeals for the Federal Circuit | Friday, January 3, 2003 | Cited 0 times