DAVID IRVING ORECK (Businessman) 1924- DAVID IRVING ORECK DAVID IRVING ORECK (Businessman) 1924- David Irving Oreck Oreck Corporation DAVID IRVING ORECK (Businessman) 1924- DAVID IRVING ORECK (Businessman) 1924- David Oreck DAVID IRVING ORECK (Businessman) 1924- Oreck Corporation David Oreck Oreck Corporation