McDonald v. Allen , 416 Pa. 397 ( 1965 )
Kennedy v. Frank L. Black, Jr., Inc. , 271 Pa. Super. 454 ( 1979 )
Brooks v. Surman Dental Lab, Inc. , 262 Pa. Super. 369 ( 1979 )
Hale v. Uhl , 293 Pa. 454 ( 1928 )
Ruczynski v. Jesray Construction Corp. , 457 Pa. 510 ( 1974 )