PORTIBM PC Portable (uses same BIOS as XT) 0066 - IBMInternational Busiuness MachinesInternational Busiuness Machines) A hardware, software and other service technology company founded in 1911. 4717 Magnetic Stripe Reader - ??? SeeAlso: PORTIBM PC Portable (uses same BIOS as XT) 0069h"Magnetic Stripe"