SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN name ON name.patent = patent.patent AND name.type = patent.type WHERE (last_name = 'HEWITT') AND (first_name = 'John') ORDER BY date ASC, patent, type |
Total of 2 patents found where: Last Name is 'HEWITT'; First Name is 'John';
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 |
1877 | ||||||
U | 193,654 | July 31, 1877 | Improvement in Lightning Rods Lightning rod made by wrapping a corrugated strip of metal spirally around a metal tube |
HEWITT, John |
Lightning Rod | |
1879 | ||||||
U | 211,847 | February 4, 1879 | Improvement in Lightning Rods Coupling for lightning rods that is larger diameter than rod and supplied with male and female threads |
HEWITT, John |
Lightning Rod Coupling |
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