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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 = '248') AND (category.subclass = '188.8') ORDER BY date ASC, patent, type

Total of 1 patents found where: Class is '248'; Subclass is '188.8';

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T / S Patent Date Description Patentee Category Assigned To
 1929
U Specimen known 1,734,597 November 5, 1929 Nonskidding Insulated Stool
Lineman's stool with four rubber legs that have two downward curved flanged skirts.
SALISBURY, Moses B.
Stool  

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