M. C. Manufacturing Company, Inc. v. Texas Foundries, Inc. , 517 F.2d 1059 ( 1975 )
L & L Oil Company, Inc. v. Murphy Oil Corporation , 674 F.2d 1113 ( 1982 )
harper-plastics-inc-a-corporation-v-amoco-chemicals-corporation-a , 617 F.2d 468 ( 1980 )