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 = '65') AND (category.subclass = '223') ORDER BY date ASC, patent, type |
Total of 1 patents found where: Class is '65'; Subclass is '223';
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T / S | Patent | Date | Description | Patentee | Category | Assigned To |
1940 | ||||||
U | 2,199,356 | April 30, 1940 | Glassware Forming Apparatus Glass block press |
BROWN, Alvin E. |
OI | Owens-Illinois Glass Co. |
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