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www.google.comhttp://www.google.com/patents/US870490?utm_source=gb-gplus-sharePatent US870490 - STEPHEN FRONTIS BURBANK

Patent US870490 - STEPHEN FRONTIS BURBANK

STEPHEN FRONTIS BURBANK

STEPHEN FRONTIS BURBANK

Abstract

Overview
Abstract
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Description
Claims

Patent number: 870490
Filing date: Jan 24, 1906
Issue date: Nov 5, 1907

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