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3663808
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Information
Patent Grant
3663808
References
Source
Patent Number
3,663,808
Date Filed
Not available
Date Issued
Tuesday, May 16, 1972
52 years ago
CPC
F21V33/006 - General building constructions or finishing work for buildings
E01F9/547 - illuminated
F21W2111/023 - for pedestrian walkways
US Classifications
362 - Illumination
040 - Card, picture, or sign exhibiting
404 - Road structure, process, or apparatus
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