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Roger Erle Norris
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Covington, GA, US
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last 30 patents
Information
Patent Grant
Door frame for lensed troffer
Patent number
6,231,213
Issue date
May 15, 2001
NSI Enterprises, Inc.
Peter Michael Schmidt
F21 - LIGHTING
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Patent Grant
Lensed troffer lighting fixture
Patent number
6,210,025
Issue date
Apr 3, 2001
NSI Enterprises, Inc.
Peter Michael Schmidt
F21 - LIGHTING
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Patent Grant
Extension brackets for retrofit of metric lamping to existing fluor...
Patent number
6,010,230
Issue date
Jan 4, 2000
NSI Enterprises, Inc.
Peter Michael Schmidt
F21 - LIGHTING
Information
Patent Grant
Light trap and louver mounting to fluorescent troffer lighting fixture
Patent number
5,806,972
Issue date
Sep 15, 1998
National Service Industries, Inc.
Jeffrey Wayne Kaiser
F21 - LIGHTING