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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 = '216') ORDER BY date ASC, patent, type

Total of 1 patents found where: Class is '403'; Subclass is '216';

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T / S Patent Date Description Patentee Category Assigned To
 1950
U 2,510,182 June 6, 1950 Wire Support
Guy strain with preformed attachment and line wire is brought in through the center and secured by wrapping around the external grooved ribs.		 KLINGEL, Edward L.
 Strain  

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