450 A.2d 230 IN Re: Appeal of Chartiers Valley School District From Assessment of Property of Development Dimensions International, Inc. Commonwealth Court of Pennsylvania.Argued May 3, 1982 September 8, 1982. Appeals — Time of appeals — Second Class County Assessment Law, Act of June 21, 1939, P.L. 626 — Judicial Code, 42 Pa. C. S. […]