| 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 = '264') AND (category.subclass = 'DIG50') ORDER BY date ASC, patent, type |
Total of 2 patents found where: Class is '264'; Subclass is 'DIG50';
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| T / S | Patent | Date | Description | Patentee | Category | Assigned To |
| 1938 | ||||||
| U | 2,119,259 | May 31, 1938 | Method of Making Articles of Vitreous Materials Glass Block Pressing Machine |
SLAYTER, Games |
OI | Owens-Illinois Glass Co. |
| 1952 | ||||||
| U | 2,582,922 | January 15, 1952 | Apparatus for Molding Articles Press that can be adapted for insulator manufacture |
CROWLEY, Henry L. HOSSENLOPP, Arthur M. |
Press | Henry L. Crowley & Co., Inc. |
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