Friction v. E.I. Du Pont795 F.2d 1019 Fed. Cir.1986Check Treatment795 F.2d 1019 #Frictionv.E.I. Du Pont 85-2711, 85-2786 United States Court of Appeals,Federal Circuit. 6/18/86 DCt/MA Affirmed 1 --------------- # Denotes patent Appeals.
