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www.google.com.auhttp://www.google.com.au/patents/US3147339?utm_source=gb-gplus-sharePatent US3147339 - SILBERG

Patent US3147339 - SILBERG

SILBERG

S. SILBERG et al

Abstract

Overview
Abstract
Drawings
Description
Claims

Patent number: 3147339
Filing date: 15 Jan 1962
Issue date: 1 Sep 1964

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