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 = '74') AND (category.subclass = '822') ORDER BY type ASC, date, patent |
Total of 1 patents found where: Class is '74'; Subclass is '822';
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T / S | Patent | Date | Description | Patentee | Category | Assigned To |
1906 | ||||||
U | 809,969 | January 16, 1906 | Glass-Molding Apparatus Glass press for jars or insulators |
MYERS, McClelland |
Press |
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