Commonwealth v. Carheart Corp. , 450 Pa. 192 ( 1973 )
Commonwealth v. AMERICAN T. & T. CO. , 382 Pa. 509 ( 1955 )
Commonwealth v. National Biscuit Co. , 390 Pa. 642 ( 1957 )
Carheart Corp. v. Commonwealth , 1972 Pa. Commw. LEXIS 312 ( 1972 )