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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 = '87') ORDER BY date ASC, patent, type

Total of 1 patents found where: Class is '87';

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T / S Patent Date Description Patentee Category Assigned To
 1911
U 1,004,681 October 3, 1911 Lightning Rod Cable
Light weight, flexible conductor cable made of twisted and braided wires		 PARKER, Edward Henry
 Lightning Rod  

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