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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 = 'BILLINGS') AND (first_name = 'Harry E.') ORDER BY date ASC, patent, type

Total of 1 patents found where: Last Name is 'BILLINGS'; First Name is 'Harry E.';

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T / S Patent Date Description Patentee Category Assigned To
 1897
U 576,392 February 2, 1897 Insulator
Trolley hanger		 BILLINGS, Harry E.
 Trolley Hanger The Billings & Spencer Co.

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