|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 = '65') AND (category.subclass = '225') ORDER BY assigned_to ASC, date, patent, type|
Total of 2 patents found where: Class is '65'; Subclass is '225';
View a patent by clicking on the patent number. You can sort by any of the columns by clicking on the column name.
|T / S||Patent||Date||Description||Patentee||Category||Assigned To|
|U||836,298||November 20, 1906||Process of Making Glass Insulators or Other Glass Articles
Process covering patent 836,297: press, fully automatic operation, measuring molten glass to annealing
|BROOKFIELD, Henry M.
|Whitall Tatum Co.|
|U||2,052,343||August 25, 1936||Plastic Forming Apparatus
|DU BOIS, David Irvin
||Press||Whitall Tatum Co.|
Total of 0.01 seconds