"The 2250 display system was IBM's vector display system for System 360. It was developed as part of General Motor's DAC-1 design automation system. The 2250 was often connected to an IBM 1130 as a peripheral processor to the 360 mainframe."@en . . . "The 2250 display system was IBM's vector display system for System 360. It was developed as part of General Motor's DAC-1 design automation system. The 2250 was often connected to an IBM 1130 as a peripheral processor to the 360 mainframe."@en . . "IBM 2250"@en .