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www.google.cahttp://www.google.ca/patents/US2694138?utm_source=gb-gplus-sharePatent US2694138 - SCHWINN Patent US2694138 - SCHWINN

Patent US2694138 - SCHWINN

SCHWINN

Lffib Frank W. Schwinn et al

Abstract

Overview
Abstract
Drawings
Description
Claims

Patent number: 2694138
Filing date: 26 Mar 1951
Issue date: 9 Nov 1954

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