|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|
|U||496,652||May 2, 1893||Insulator for Telegraph Wires
Drip points Patent was owned by Hemingray Glass Co.
|HEMINGRAY, Ralph G.
GILL, James C.
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