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

Total of 1 patents found where: Category is 'Drip';

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T / S Patent Date Description Patentee Category Assigned To
 1893
U Specimen known 496,652 May 2, 1893 Insulator for Telegraph Wires
Drip points Patent was owned by Hemingray Glass Co.		 HEMINGRAY, Ralph G.
GILL, James C.
 Drip  

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