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 = '403') AND (category.subclass = '358') ORDER BY date ASC, patent, type |
Total of 1 patents found where: Class is '403'; Subclass is '358';
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T / S | Patent | Date | Description | Patentee | Category | Assigned To |
1930 | ||||||
U | 1,776,795 | September 30, 1930 | Coupling for Wires and Cables Metal cap for suspension insulator with cotter pin to prevent the pin from slipping out of the cap. |
OSBORNE, David Henry |
Suspension | Electric Service Supplies Co. |
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