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

Total of 1 patents found where: Assigned To is 'Henry Lewis Doulton';

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T / S Patent Date Description Patentee Category Assigned To
 1916
U 1,193,185 August 1, 1916 Machine for Internally Shaping Telegraph Insulators and the Like
Machine to cut out and shape the internals of an insulator		 PODMORE, William
 Press 1/2 to Henry Lewis Doulton

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