|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 = '425') AND (category.subclass = '214') ORDER BY date DESC, patent, type|
Total of 2 patents found where: Class is '425'; Subclass is '214';
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||1,663,329||March 20, 1928||Forming and Tapping Machine
Machine to form threads in plastic clay bodies
|AUSTIN, Arthur O.
||Manufacturing||The Ohio Brass Co.|
|U||533,212||January 29, 1895||Combined Jigger and Pulldown
Press or jigger gearing and mechanism for forming earthen ware articles such as dishes and pottery
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