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 = '221') ORDER BY patent DESC, type |
Total of 3 patents found where: Class is '65'; Subclass is '221';
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T / S | Patent | Date | Description | Patentee | Category | Assigned To |
1924 | ||||||
U | 1,505,537 | August 19, 1924 | Machine for Forming Glass Articles Severing and delivering glass from a continuous flow. Press for making glass insulators |
BROOKFIELD, Henry M. |
Press | Brookfield Glass Co. |
1906 | ||||||
U | 820,479 | May 15, 1906 | Apparatus for Manufacturing Glass Articles Press for making glassware |
CROSKEY, John H. |
Press | Duquesne Glass Co. |
1903 | ||||||
U | 723,983 | March 31, 1903 | Device for Cutting Molten Material and Distributing Same Machine for continuously cutting off desired sized globs of molten glass for each mold |
BROOKE, Homer |
Glass |
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