National Labor Relations Board v. Katz , 82 S. Ct. 1107 ( 1962 )
Nolde Bros., Inc. v. Local No. 358, Bakery & Confectionery Workers Union , 97 S. Ct. 1067 ( 1977 )
Metropolitan Edison Co. v. National Labor Relations Board , 103 S. Ct. 1467 ( 1983 )