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http://www.google.com.au/patents/US2605803?utm_source=gb-gplus-share
Patent US2605803 - SHEETSXSHEET Z
SHEETSXSHEET Z
K. FLETCHNER et al
Overview
Abstract
Drawings
Description
Claims
Patent number
: 2605803
Filing date
: 3 Feb 1948
Issue date
: 5 Aug 1952
Plain text
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