James E. MARTIN, Appellant, v. E.I. duPONT DE NEMOURS CO., Inc., Appellee, v. SCHIAVO BROTHERS, INC. No. 13143.United States Court of Appeals, Third Circuit.Argued June 7, 1960. Decided August 22, 1960. Louis Mitchell Paul, Philadelphia, Pa., for appellant. Richard E. McDevitt, Philadelphia, Pa., for duPont; Raymond J. Porreca, Philadelphia, Pa., for Schiavo, appellees (Albert S. […]