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 = '231.41') ORDER BY description ASC, date, patent, type |
Total of 1 patents found where: Class is '248'; Subclass is '231.41';
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T / S | Patent | Date | Description | Patentee | Category | Assigned To |
1910 | ||||||
U | 964,376 | July 12, 1910 | Insulator Support Bracket for pin that clamps around crossarm |
BLACKBURN, Jasper |
Bracket |
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