- Supreme Court of the United States | Monday, June 23, 1969 | Cited 0 times
- Court of Appeals for the Federal Circuit | Tuesday, January 14, 1997 | Cited 0 times
- Court of Appeals for the Federal Circuit | Thursday, July 8, 1993 | Cited 0 times
- Court of Appeals for the Federal Circuit | Thursday, January 27, 1994 | Cited 0 times