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http://www.google.co.uk/patents/US3794905?utm_source=gb-gplus-share
Patent US3794905 - BATTERY CHARGER CONTROL
BATTERY CHARGER CONTROL
Ronald E. Long et al
Overview
Abstract
Drawings
Description
Claims
Patent number
: 3794905
Filing date
: 17 Oct 1972
Issue date
: 2 Feb 1974
Plain text
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