A prototype computer based on vacuum tubes
and other esoteric technologies. Chronologically, any
computer designed before the mid-1950s. Examples include
Howard Aiken's Mark 1 (1944), Maunchly and Eckert's
ENIAC (1946), and the IAS computer.
This article is provided by FOLDOC - Free Online Dictionary of Computing (foldoc.org)
Between the mid-1970s and the early 1980s, Northwest Natural Gas (NNG), a distribution company headquartered in Portland, OR, purchased, utilized and rapidly exhausted its first generation computer aided drafting (CAD) system.
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