Lauritzen & Company, Inc. v. The Borden Company , 239 F.2d 405 ( 1956 )
Servo Corporation of America v. Servo-Tek Products Co., Inc. (Electro-Devices, Inc., Assignee, Substituted) , 289 F.2d 955 ( 1961 )
Burroughs Wellcome & Co. (u.s.a.) Inc. v. Mezger Pharmacal Co., Inc , 228 F.2d 243 ( 1955 )