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www.google.cahttp://www.google.ca/patents/US1225032?utm_source=gb-gplus-sharePatent US1225032 - HOTCHKIN Patent US1225032 - HOTCHKIN

Patent US1225032 - HOTCHKIN

HOTCHKIN

M. HOTCHKIN et al

Abstract

Overview
Abstract
Drawings
Description
Claims

Patent number: 1225032
Filing date: 2 Jan 1915
Issue date: 8 May 1917

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