| 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 = '218') ORDER BY date ASC, patent, type |
Total of 2 patents found where: Class is '403'; Subclass is '218';
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 |
| 1883 | ||||||
| U | 271,733 | February 6, 1883 | Tripod Standard for Lightning Rods Tripod stand for lightning rod with brackets to hold the rod |
PATEE, Theodorus H. RIDGE, Thomas D. |
Lightning Rod | Theodorus H. Patee |
| 1894 | ||||||
| U | 529,866 | November 27, 1894 | Ornament for Lightning Rods Inexpensive lightning rod ornament in the method of construction of a weathervane |
KEYS, Charles F. |
Weathervane | |
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