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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 = '65') AND (category.subclass = '22') ORDER BY date ASC, patent, type

Total of 1 patents found where: Class is '65'; Subclass is '22';

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T / S Patent Date Description Patentee Category Assigned To
 1938
U 2,119,259 May 31, 1938 Method of Making Articles of Vitreous Materials
Glass Block Pressing Machine		 SLAYTER, Games
 OI Owens-Illinois Glass Co.

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