| 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 = '28') ORDER BY date ASC, patent, type |
Total of 7 patents found where: Class is '428'; Subclass is '28';
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 | 192,628 | July 3, 1877 | Improvement in Lightning Rods Glass lightning rod ball with silver or gold coating on the inside |
SMITH, Charles H. |
Lightning Rod Ornament | |
| 1881 | ||||||
| U | 243,021 | June 14, 1881 | Lightning Rod Ornament Lightning rod ornament consisting of a skeleton of metal wires in the shape of a ball |
WELIN, Andrew J. |
Lightning Rod Ornament | |
| 1886 | ||||||
| U | 343,332 | June 8, 1886 | Ball Ornament for Lightning Rods Glass ball ornament for lightning rods |
MUNSON, Alvin Johnston |
Lightning Rod Ornament | |
| 1887 | ||||||
| U | 355,655 | January 4, 1887 | Ball Ornament for Lightning Rods, &c. Lightning rod ball colored or silvered on the inside with a hollow glass tube to receive the rod and same sealed at the ball to prevent moisture or water from entering the ball |
MUNSON, Alvin J. |
Lightning Rod Ornament | |
| 1893 | ||||||
| U | 492,512 | February 28, 1893 | Lightning Rod Ball Hollow glass ball with metal tube inserted that is flanged on each end to secure it in the ball |
HUM, Edward K. |
Lightning Rod Ornament | |
| 1896 | ||||||
| U | 556,984 | March 24, 1896 | Lightning Rod Ball Method of silvering the interior of the ball and protecting the silver with a coating |
HUM, Edward K. |
Lightning Rod Ornament | |
| U | 563,938 | July 14, 1896 | Ornament Indicator for Weather Vanes Ornamental weathervane with balls or pendants hanging from the four directions and a ribbed ball below the lightning rod point |
MUNSON, Alvin J. |
Weathervane | |
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