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http://www.google.co.uk/patents/US3278900?utm_source=gb-gplus-share
Patent US3278900 - CHARACTER RECOGNITION SYSTEM EMPLOYING
CHARACTER RECOGNITION SYSTEM EMPLOYING
Billy G. Wood et al
Overview
Abstract
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Description
Claims
Patent number
: 3278900
Filing date
: 1 Apr 1963
Issue date
: 11 Oct 1966
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