Federal Circuit February 1990 casesHess v. I.R.SAerojet-General Corp. v. Machine Tool WorksInterocean Chemical Mineral Corp. v. U.S.In re ZletzElectronic Systems Associates, Inc. v. U.S.Atlas Corp. v. U.S.Horner v. HollanderLindemann Maschinenfabrik v. American HoistGustafson, Inc. v. Intersystems Indus. Prod