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http://www.google.ca/patents/USD544631?utm_source=gb-gplus-share
Patent USD544631 - Dusk/dawn simulator lamp
Dusk/dawn simulator lamp
Marten Frans Elkerbout
Overview
Abstract
Drawings
Description
Claims
Patent number
: D544631
Filing date
: 18 Aug 2006
Issue date
: 12 Jun 2007
Application number
: 29/248,504
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