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 = '592') ORDER BY date ASC, patent, type |
Total of 5 patents found where: Class is '428'; Subclass is '592';
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T / S | Patent | Date | Description | Patentee | Category | Assigned To |
1868 | ||||||
U | 77,729 | May 12, 1868 | Improvement in Lightning Rods Lightning rod made of wire or iron with a sheet of copper wrapped several times around it |
HALL, William |
Lightning Rod | |
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 | |
1876 | ||||||
U | 171,744 | January 4, 1876 | Improvement in Lightning Rods Lightning rod composed of a copper sheet wrapped around a metal bar with copper wrapped wires on either side and the whole twisted |
SMITH, Charles H. |
Lightning Rod | |
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 |
1887 | ||||||
U | 364,605 | June 7, 1887 | Lightning Rod Lightning rod composed of a hollow core wrapped with small hollow wire which has been wrapped with soft wire and the whole encsed in a copper covering |
SCHOONMAKER, James H. |
Lightning Rod | 2/3 to Henderson D. Morse and Nathaniel C. Gault |
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