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 = '27') ORDER BY type ASC, date, patent |
Total of 2 patents found where: Class is '65'; Subclass is '27';
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 |
1877 | ||||||
U | 196,092 | October 16, 1877 | Improvement in Cleaning Glass From the Ends of Blow-Pipes Apparatus to remove leftover glass from blow pipes |
HEMINGRAY, Ralph G. |
HI | |
1965 | ||||||
U | 3,218,140 | November 16, 1965 | Method for Cleaning Glass-Working Tools Cleaning presses for glass block & TV faceplate production |
FRANCEL, Josef SPANOUDIS, Louis |
OI | Owens-Illinois Glass Co. |
Total of 0.00 seconds