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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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