| 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 = '118') AND (category.subclass = '317') ORDER BY date ASC, patent, type |
Total of 2 patents found where: Class is '118'; Subclass is '317';
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 |
| 1943 | ||||||
| U | 2,333,557 | November 2, 1943 | Coating of Insulators Machine for applying a RFI coating on insulators (see 1,973,076) (see 1,997,686) (see 1,997,688) (see 2,422,537) |
FISCHER, Eugene H. |
RFI | Westinghouse Electric & Mfg. Co. |
| 1959 | ||||||
| U | 2,867,551 | January 6, 1959 | Apparatus and Method for Applying Conductive Coatings to Insulators Radio treatment process for CD 239 |
KOZAK, John |
RFI | Owens-Illinois Glass Co. |
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