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SELECT DISTINCT patent.*, YEAR(date) as year FROM patent WHERE (assigned_to = 'B. B. Hagerty') ORDER BY date ASC, patent, type

Total of 1 patents found where: Assigned To is 'B. B. Hagerty';

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T / S Patent Date Description Patentee Category Assigned To
 1871
U 115,521 May 30, 1871 Improvement in Insulators for Telegraph Wires
Threadless insulator with metal thimble cemented in pinhole		 READ, Horatio
 Thimble 1/2 to B. B. Hagerty

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