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www.google.comhttp://www.google.com/patents/US2080624?utm_source=gb-gplus-sharePatent US2080624 - OIL WELL PUMP

Patent US2080624 - OIL WELL PUMP

OIL WELL PUMP

William Frederick Mcmahon et al

Abstract

Overview
Abstract
Drawings
Description
Claims

Patent number: 2080624
Filing date: Jan 20, 1936
Issue date: May 18, 1937

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