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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 = '403') AND (category.subclass = '409.1') ORDER BY date ASC, patent, type

Total of 1 patents found where: Class is '403'; Subclass is '409.1';

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T / S Patent Date Description Patentee Category Assigned To
 1913
U 1,061,311 May 13, 1913 Line Wire Fastener
Tie wire replacement consisting of a metal U that clips the wire and lever to tighten around the insulator		 MORGAN, Arthur M.
 Tie Wire  

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