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http://www.google.ca/patents/US2737033?utm_source=gb-gplus-share
Patent US2737033 - BENDALL
BENDALL
Wilfrid H. Bendall et al
Overview
Abstract
Drawings
Description
Claims
Patent number
: 2737033
Filing date
: 9 Apr 1951
Issue date
: 6 Mar 1956
Plain text
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