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James C McAnlis, Kuldip Kumar, Robert T M Gould: Data processor system including data-save controller for protection against loss of volatile memory information during power failure. Burroughs Corporation, David G Rasmussen, Kevin R Peterson, Edmund M Chung, July 3, 1984: US04458307 (136 worldwide citation)

A data processing system, having a volatile main memory prepares for power supply failure, at the first instance of power supply potential falling below a predetermined limit, by readying its current task for restart, data-saving by storing the contents of volatile, processor registers in the main m ...


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