| 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 = '304') ORDER BY date ASC, patent, type |
Total of 7 patents found where: Class is '65'; Subclass is '304';
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 |
| 1906 | ||||||
| U | 835,245 | November 6, 1906 | Press for Making Glass Insulators or Similar Glass Articles Press for making insulators |
KRIBS, Seraphin |
Press | Henry M. Brookfield |
| 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. |
Press | |
| 1908 | ||||||
| U | 883,779 | April 7, 1908 | Glass Furnace and Appurtenances Thereof Furnace for making glass insulators. Covers elements of patents 836,297 and 836,298. |
BROOKFIELD, Henry M. |
Furnace | Brookfield Glass Co. |
| 1913 | ||||||
| U | 1,049,594 | January 7, 1913 | Press for Molding Insulators or Similar Articles Press for making glass insulators |
OLSEN, Sigward |
Press | Brookfield Glass Co. |
| 1929 | ||||||
| U | 1,712,327 | May 7, 1929 | Glass-Serving Apparatus Method of delivering molten slugs of glass |
BROOKE, Homer |
Manufacturing | |
| 1940 | ||||||
| U | 2,199,356 | April 30, 1940 | Glassware Forming Apparatus Glass block press |
BROWN, Alvin E. |
OI | Owens-Illinois Glass Co. |
| 1957 | ||||||
| U | 2,811,815 | November 5, 1957 | Continuous Glass Molding Machine Insulator press |
ELDRED, John W. |
Press | |
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