containair-systems-corporation-v-national-labor-relations-board-national , 521 F.2d 1166 ( 1975 )
national-labor-relations-board-v-teamsters-chauffeurs-helpers-and , 419 F.2d 1282 ( 1970 )
san-francisco-local-joint-executive-board-of-culinary-workers-v-national , 501 F.2d 794 ( 1974 )