761 A.2d 645 PENNSYLVANIA STATE TROOPERS ASSOCIATION, Petitioner v. PENNSYLVANIA LABOR RELATIONS BOARD, Respondent. No. 2931 C.D. 1999.Commonwealth Court of Pennsylvania.Argued: September 12, 2000. Filed: November 6, 2000. Page 646 Sean T. Welby, Harrisburg, for petitioner. Keith Herbster, Harrisburg, for respondent. Lisa K. Essman, Harrisburg, for intervenor, Com. of PA. Before: Honorable Dan Pellegrini, Judge; […]