SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN category ON category.patent = patent.patent AND category.type = patent.type WHERE (category.class = '501') AND (category.subclass = '55') ORDER BY category DESC, date, patent, type |
Total of 1 patents found where: Class is '501'; Subclass is '55';
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T / S | Patent | Date | Description | Patentee | Category | Assigned To |
OI | ||||||
U | 3,096,684 | July 9, 1963 | Fenestration Structure for Control of Daylighting Glass block wall construction |
KEGG, Robert R. LA BRECQUE, Raymond E. WARNKE, Richard C. |
OI | Owens-Illinois Glass Co. |
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