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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 = '411') AND (category.subclass = '80') ORDER BY date ASC, patent, type

Total of 1 patents found where: Class is '411'; Subclass is '80';

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T / S Patent Date Description Patentee Category Assigned To
 1932
U 1,864,300 June 21, 1932 Anchor Device
Metal attachment device for wireholders		 FORREST, Elbert E.
 Wireholder Line Material Co

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