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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 = '179') ORDER BY date ASC, patent, type

Total of 1 patents found where: Class is '403'; Subclass is '179';

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T / S Patent Date Description Patentee Category Assigned To
U 882,979 March 24, 1908 Strain Insulator
Wood strain insulator with metal caps on each end and special eye to receive a hook
TERRY, William C.
Strain The MacAllen Co.

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