agrashell-inc-v-bernard-sirotta-company-edwin-m-sirotta-and-milton-a , 344 F.2d 583 ( 1965 )
International Shoe Co. v. Washington , 66 S. Ct. 154 ( 1945 )
Whittaker Corporation v. United Aircraft Corporation , 482 F.2d 1079 ( 1973 )