Diablo Data Systems was a division of Xerox created by the acquisition of Diablo Systems Inc. for US$29 million in 1972,[1] a company which had been founded in 1969 by George E. Comstock, Charles L. Waggoner and others.[2][3]

The company was best known for the HyType I, HyType II, and Diablo 630 daisywheel printers, but also produced the hard disk drives that were resold by DEC as the RK02 and RK03.

The removable disk drives were used in the Xerox manufactured Xerox Alto computer


  1. ^ Xerox Factbook 2003-2004 Archived 2006-11-16 at the Wayback Machine, p.43
  2. ^ "CI News: Play it again, George?". Computerworld. Computerworld, Inc. XI (47): 64. 1977-11-21. Retrieved 2017-06-13.
  3. ^ Schultz, Brad (1978-10-02). "Business Mini Weighs 65 Pound - What is Durango?". Computerworld. CW Communications, Inc. XII (40): 1, 4. Retrieved 2017-06-13.

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