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www.google.co.ukhttp://www.google.co.uk/patents/US3024020?utm_source=gb-gplus-sharePatent US3024020 - ALTON

Patent US3024020 - ALTON

ALTON

Werner Alton et al

Abstract

Overview
Abstract
Drawings
Description
Claims

Patent number: 3024020
Filing date: 27 Jun 1958
Issue date: 6 Mar 1962

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