This opinion cited by 21 cases:

Donley v. Motor Freight Express, Inc. ( 1972 )


American Can Co. v. United Papermakers & Paperworkers ( 1973 )


Pittsburgh Metro Area Postal Workers Union v. United States Postal Service ( 1978 )


Steris Corp. v. International Union, United Automobile, Aerospace & Agricultural Implement Workers ( 2007 )


Pennsylvania Nurses Ass'n, Local 729 v. John F. Kennedy Medical Center ( 2003 )


Local 616, International Union of Electrical, Radio and MacHine Workers, Afl-Cio v. Byrd Plastics, Inc ( 1971 )


avco-corporation-v-local-union-787-of-the-international-union-united ( 1972 )


international-association-of-heat-and-frost-insulators-and-asbestos ( 1970 )


John Hancock Insur. Co. v. Olick ( 1998 )


in Re W. Dow Hamm, III Corporation and W. Dow Hamm, III ( 2007 )


Katherine M. Ferrick v. Baltimore and Ohio Railroad Company and Chesapeake and Ohio Railroad Company ( 1971 )


Local 103 of the International Union of Electrical, Radio and MacHine Workers, Afl-Cio v. Rca Corporation ( 1975 )


Amalgamated Meat Cutters & Butcher Workmen of North America, Local 195, Afl-Cio v. Cross Brothers Meat Packers, Inc ( 1975 )


Philadelphia Printing Pressmen's Union No. 16, Aniline Division v. International Paper Company, Single Service Division ( 1981 )


Davidson v. INTERNATIONAL UUA, A. & AIW, LOC. NO. 1189 ( 1971 )


Sheeder v. Eastern Express, Inc. ( 1974 )


International Ladies' Garment Workers' Union v. DeeVille Blouse Co. ( 1980 )


T.L.I., Inc. v. General Teamsters Local Union No. 261 ( 1981 )


W. Dow Hamm III Corp. v. Millennium Income Fund, L.L.C. ( 2007 )


Nathan Robinson and Misti Robinson, Individually and as Representatives of All Persons Similarly Situated v. Home Owners Management Enterprises, Inc. ... ( 2021 )