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www.google.comhttp://www.google.com/patents/US3454029?utm_source=gb-gplus-sharePatent US3454029 - FREDD VALVES

Patent US3454029 - FREDD VALVES

FREDD VALVES

J. V. FREDD et al

Abstract

Overview
Abstract
Drawings
Description
Claims

Patent number: 3454029
Filing date: Apr 2, 1965
Issue date: Jul 8, 1969

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