plug compatible manufacturer การใช้

• Those vendors were nicknamed " plug compatible manufacturers " ( PCMs ).
• Expansion memory boards and peripherals were soon listed by the original manufacturer, and later by plug compatible manufacturers.
• This choice of terminology by IBM may have been a deliberate attempt to ignore the existence of those plug compatible manufacturers ( PCMs ), because they competed aggressively against IBM hardware dominance.
• Memorex in 1968 shipped the first HDD, the Memorex 630, plug compatible to an IBM model 2311 marking the beginning of independent competition ( Plug Compatible Manufacturers or PCMs ) for HDDs attached to IBM systems.