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SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN name ON name.patent = patent.patent AND name.type = patent.type WHERE (last_name = 'DEMOREST') AND (first_name = 'David W.') ORDER BY date ASC, patent, type

Total of 1 patents found where: Last Name is 'DEMOREST'; First Name is 'David W.';

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T / S Patent Date Description Patentee Category Assigned To
 1871
U 120,251 October 24, 1871 Improvement in Lightning Rod Couplings
Lightning rods with interconnecting couplings		 DEMOREST, David W.
 Lightning Rod Coupling  

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