SELECT DISTINCT patent.*, YEAR(date) as year FROM patent WHERE (category = 'Trolley') ORDER BY category DESC, date, patent, type |
Total of 1 patents found where: Category is 'Trolley';
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T / S | Patent | Date | Description | Patentee | Category | Assigned To |
Trolley | ||||||
U | 1,185,700 | June 6, 1916 | Insulator for Trolley Wires Trolley hanger insulator |
MOSS, Benton C. |
Trolley | 1/2 to Charles Fritts |
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