EMERYVILLE TRUCKING, INC., APPELLANT, v. HENNIS FREIGHT LINES, INC. AND SPECTOR INDUSTRIES, INC., APPELLEES. No. 77-1602.United States Court of Appeals, Third Circuit.Argued January 12, 1978. Decided March 16, 1978. Page 153 Angelo C. Procopio, Procopio and Burr, Pittsburgh, Pa., for appellant. John A. Vuono, Charles J. Streiff, Wick, Vuono and Lavelle, Pittsburgh, Pa., for appellees. […]