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 = '428') AND (category.subclass = '415') ORDER BY assigned_to ASC, date, patent, type |
Total of 1 patents found where: Class is '428'; Subclass is '415';
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T / S | Patent | Date | Description | Patentee | Category | Assigned To |
Owens-Illinois Glass Co. | ||||||
U | 3,070,474 | December 25, 1962 | Bonded Glass Surfaces and Method Therefore Masonry bonding grit for glass block |
SMITH, Robert M. |
OI | Owens-Illinois Glass Co. |
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