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www.google.comhttp://www.google.com/patents/US2541554?utm_source=gb-gplus-sharePatent US2541554 - DRY POWDER FIRE EXTINGUISHER

Patent US2541554 - DRY POWDER FIRE EXTINGUISHER

DRY POWDER FIRE EXTINGUISHER

C. H. SMITH et al

Abstract

Overview
Abstract
Drawings
Description
Claims

Patent number: 2541554
Filing date: Jun 2, 1949
Issue date: Feb 13, 1951

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