View Larger Image 1972 Because there were no computers or PLCs available at the time, Tom designs and builds his own circuit boards. These are for Stacker/Feeder control logic systems. By creativeautomation|2023-12-28T14:03:21+00:00November 16, 2023|Comments Off on 1972 Share This Story, Choose Your Platform! FacebookXRedditLinkedInWhatsAppTelegramTumblrPinterestVkXingEmail About the Author: creativeautomation