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www.google.com.auhttp://www.google.com.au/patents/US2647222?utm_source=gb-gplus-sharePatent US2647222 - NIESET Patent US2647222 - NIESET

Patent US2647222 - NIESET

NIESET

Robert T. Nieset et al

Abstract

Overview
Abstract
Drawings
Description
Claims

Patent number: 2647222
Filing date: 10 Jul 1950
Issue date: 28 Jul 1953

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