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SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN category ON category.patent = patent.patent AND category.type = patent.type WHERE (category.class = '313') AND (category.subclass = '357') ORDER BY date ASC, patent, type

Total of 2 patents found where: Class is '313'; Subclass is '357';

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T / S Patent Date Description Patentee Category Assigned To
 1883
U 280,324 June 26, 1883 Combined Insulator and Lightning arrester
Combined insulator and lightning arrestor		 NOBLE, John E.
 Lightning Arrestor 1/6 to Charles J. Leming
 1908
U Specimen known 880,203 February 25, 1908 Insulator
Suspension insulator with petticoat		 DUNCAN, John D. E.
 Suspension  

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