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 = '337') AND (category.subclass = '212') ORDER BY date ASC, patent, type |
Total of 1 patents found where: Class is '337'; Subclass is '212';
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T / S | Patent | Date | Description | Patentee | Category | Assigned To |
1944 | ||||||
U | 2,361,240 | October 24, 1944 | Electrical Apparatus Fuse cut-out made with wet process porcelain. |
RAWLINS, Herbert L. FISCHER, Eugene F. |
Cut-out | Westinghouse Electric & Mfg. Co. |
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