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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 = 'D19') AND (category.subclass = '79') ORDER BY date ASC, patent, type

Total of 1 patents found where: Class is 'D19'; Subclass is '79';

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T / S Patent Date Description Patentee Category Assigned To
 1883
D 13,996 June 19, 1883 Design for an Inkstand
Inkstand		 GRAY, Lawrence B.
 Ink  

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