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www.google.co.ukhttp://www.google.co.uk/patents/US3915244?utm_source=gb-gplus-sharePatent US3915244 - MARSHALL DANN

Patent US3915244 - MARSHALL DANN

MARSHALL DANN

Cicero C. Brown et al

Abstract

Overview
Abstract
Drawings
Description
Claims

Patent number: 3915244
Filing date: 6 Jun 1974
Issue date: 1975

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