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 = 'D10') AND (category.subclass = '105') ORDER BY specimen DESC, date, patent, type |
Total of 2 patents found where: Class is 'D10'; Subclass is '105';
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T / S | Patent | Date | Description | Patentee | Category | Assigned To |
1912 | ||||||
D | 42,173 | February 13, 1912 | Design for Lightning Rod Terminal Lightning rod stand with twists and curls supporting glass ball, weather vane arron, and point |
KRETZER, Sidney D. |
Lightning Rod | St. Louis Lightning Rod Co. |
1920 | ||||||
D | 56,715 | November 30, 1920 | Design for a Ball for Lightning Rods and Barn Ventilators Glass ball with spiralling and intersecting grooves on the surface |
THOMPSON, George E. |
Lightning Rod Ornament |
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