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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 = '403') AND (category.subclass = '334') ORDER BY date ASC, patent, type

Total of 1 patents found where: Class is '403'; Subclass is '334';

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T / S Patent Date Description Patentee Category Assigned To
 1930
U 1,776,795 September 30, 1930 Coupling for Wires and Cables
Metal cap for suspension insulator with cotter pin to prevent the pin from slipping out of the cap.		 OSBORNE, David Henry
 Suspension Electric Service Supplies Co.

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