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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 = '428') AND (category.subclass = '583') ORDER BY date ASC, patent, type

Total of 1 patents found where: Class is '428'; Subclass is '583';

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T / S Patent Date Description Patentee Category Assigned To
 1858
U 19,819 March 30, 1858 Improvement in Lightning Conductors
Lightning rod made of iron wires wrapped with copper sheets
WHITE, Oren
Lightning Rod Henry C. Janes

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