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http://www.google.com.au/patents/US2514125?utm_source=gb-gplus-share
Patent US2514125 - EVANS
EVANS
G. E. EVANS et al
Overview
Abstract
Drawings
Description
Claims
Patent number
: 2514125
Filing date
: 21 Dec 1946
Issue date
: 4 Jul 1950
Plain text
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