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 = '249') AND (category.subclass = '171') ORDER BY date ASC, patent, type |
Total of 1 patents found where: Class is '249'; Subclass is '171';
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T / S | Patent | Date | Description | Patentee | Category | Assigned To |
1860 | ||||||
U | 30,063 | September 18, 1860 | Mold for Glass Jars Mold to form annular groove around opening of fruit jar to receive cap and sealing wax |
HEMINGRAY, Robert |
Jar |
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