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www.google.comhttp://www.google.com/patents/US2439520?utm_source=gb-gplus-sharePatent US2439520 - MILLER Patent US2439520 - MILLER

Patent US2439520 - MILLER

MILLER

F. MILLER et al

Abstract

Overview
Abstract
Drawings
Description
Claims

Patent number: 2439520
Filing date: Jan 8, 1945
Issue date: Apr 13, 1948

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