Northrop Architectural Systems, a Corporation v. Lupton Manufacturing Co., a Corporation, Northrop Architectural Systems, a Corporation v. United States Aluminum Corporation, a Corporation, and International Window Corp., a Corporation, Northrop Architectural Systems, a Corporation v. Fullview Industries, Inc., a Corporation

437 F.2d 889 NORTHROP ARCHITECTURAL SYSTEMS, a corporation, Appellant, v. LUPTON MANUFACTURING CO., a corporation, Appellee. NORTHROP ARCHITECTURAL SYSTEMS, a corporation, Appellant, v. UNITED STATES ALUMINUM CORPORATION, a corporation, and International Window Corp., a corporation, Appellees. NORTHROP ARCHITECTURAL SYSTEMS, a corporation, Appellant, v. FULLVIEW INDUSTRIES, INC., a corporation, Appellee. No. 24341. No. 24802. No. 24803. United States Court of Appeals, Ninth Circuit. January 28, 1971. Rehearings Denied in Nos. 24341 and 24802 February 23, 1971. William Poms (argued), of Miketta, Glenny, Poms & Smith, Los Angeles, Cal., for appellant. Stanley Jones (argued), of Jackson & Jones, Pasadena, Cal., Fulwider, Patton, Rieber, Lee & Utecht, Long Beach, Cal., Herzig & Walsh, Beverly Hills, Cal., for Lupton Manufacturing Co. Hamer H. Jameson (argued), of Herzig & Walsh, Beverly Hills, Cal., Fulwider, Patton, Rieber, Lee & Utecht, Long Beach, Cal., for United States Aluminum Corp. and International Window Corp. Francis A. Utecht (argued), of Fulwider, Patton, Rieber, Lee & Utecht, Long Beach, Cal., Herzig & Walsh, Beverly Hills, Cal., for…