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 = '144') AND (category.subclass = '368') ORDER BY date ASC, patent, type |
Total of 1 patents found where: Class is '144'; Subclass is '368';
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T / S | Patent | Date | Description | Patentee | Category | Assigned To |
1903 | ||||||
U | 747,043 | December 15, 1903 | Automatic Lathe Machine for making threaded wooden pins |
BROWN, Abner L. |
Pin/machine | 2/3 to John C. Greenwood and K. M. Thompson |
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