403 A.2d 186 Pennwalt, Stokes Division, Petitioner v. Commonwealth of Pennsylvania, Workmen’s Compensation Appeal Board and Krikor Mahserejian, Respondents. Krikor Mahserejian, Petitioner v. Commonwealth of Pennsylvania, Workmen’s Compensation Appeal Board and Pennwalt, Stokes Division, Respondents. Commonwealth Court of Pennsylvania.Argued April 5, 1979 July 6, 1979. Workmen’s compensation — Petition to modify compensation payable — Burden […]