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 = '428') AND (category.subclass = '598') ORDER BY patent ASC, type |
Total of 3 patents found where: Class is '428'; Subclass is '598';
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T / S | Patent | Date | Description | Patentee | Category | Assigned To |
1878 | ||||||
R | 8,429 | September 24, 1878 | Improvement in Lightning Rods Star shaped lightning rod made of 4-edged angle iron with a sheet of copper pressed over the outer surface and then twisted (see 92,551) |
VERMILYA, Leland D. REYBURN, William S. HUNTER, Edmund A. W. |
Lightning Rod | Rights of Vermilya to Reyburn, Hunter, and Byron P. Moulton |
1858 | ||||||
U | 19,819 | March 30, 1858 | Improvement in Lightning Conductors Lightning rod made of iron wires wrapped with copper sheets |
WHITE, Oren |
Lightning Rod | Henry C. Janes |
1869 | ||||||
U | 92,551 | July 13, 1869 | Improvement in Lightning Rods Star shaped lightning rod made of 4-edged angle iron with a sheet of copper pressed over the outer surface and then twisted (see reissue 8,429) |
VERMILYA, Leland D. REYBURN, William S. HUNTER, Edmund A. W. |
Lightning Rod |
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