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 = '432') AND (category.subclass = '149') ORDER BY date ASC, patent, type |
Total of 1 patents found where: Class is '432'; Subclass is '149';
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T / S | Patent | Date | Description | Patentee | Category | Assigned To |
1905 | ||||||
U | 790,716 | May 23, 1905 | Machinery for the Manufacturing of Glassware Annealing conveyor for glassware (leer and endless conveyor) |
BROOKFIELD, Henry M. |
Annealing |
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