|SELECT DISTINCT patent.*, YEAR(date) as year FROM patent WHERE (category = 'Triangular') ORDER BY date ASC, patent, type|
Total of 1 patents found where: Category is 'Triangular';
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|T / S||Patent||Date||Description||Patentee||Category||Assigned To|
|U||121,368||November 28, 1871||Improvement in Telegraph Insulators
Triangular insulator to reduce surface contact of tie wire
|HOLLEY, Minard Y.
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