William Regitz Collection Metadata Dublin Core Title William Regitz Description Pictures of Bill Regitz and old technology Creator Willilam Regitz Source William Regitz Collection Publisher William Regitz Date Fall 2020 Rights Millersville University Archives & Special Collections Collection: William Regitz Sort by: Title Creator Date Added / 7 pages IAS machine Wikipedia Spring 2021 IBM Personal Computer Wikipedia Spring 2021 Macintosh Wikipedia Spring 2021 Drum Memory Wikipiedia Spring 2021 Young William Regitz William Regitz Fall 2020 Regitz College Notes William Regitz EPBX Sense Amplifier Memorandum Part 1 William Regitz 1962 EPBX Sense Amplifier Memorandum Part 2 William Regitz 1962 No. 101 ESS Measure of Performance Memorandum William Regitz 1963 Selector Matrix Check Circuit Patent William Regitz, C. S. Phelan, Bell Telephone Laboratories 1969