|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 = '116') ORDER BY date ASC, patent, type|
Total of 4 patents found where: Class is '65'; Subclass is '116';
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||157,717||December 15, 1874||Improvement in Tempering Glass, and Furnaces Therefor
Tempering glass by dropping into oil (see patent 169,783)
|LA BASTIE, Francois B. A. Royer de
|U||170,339||November 23, 1875||Improvement in Processes of Annealing Glass
Process of annealing glass
|BROOKFIELD, James M.
|U||176,067||April 11, 1876||Improvement in Processes for Toughening Glass
Method of annealing glass
|ROGERS, George E.
|U||3,093,508||June 11, 1963||Method of Coating Glass
Silicone coated glass that can be used for insulators
|WARTENBERG, Erwin W.
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