Patent US3800138 - POSITIVE PRISMATIC LIGHT SHIELD

Patents

Inventors: Jan Shadwick, Jan Shadwick
Current U.S. Classification: 362/334

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Citing Patent	Filing date	Issue date	Original Assignee	Title
US6132066	1 Feb 1999	17 Oct 2000	Holophane Corporation	Optical unit for aisle lighting
US6494596	13 Jun 2000	17 Dec 2002	Hubbell Incorporated	Reflector with textured inner surface and prismatic outer surface
US6659629	3 Jan 2001	9 Dec 2003	North American Lighting, Inc.	Running board lighting device