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| Patents for Edwin C. Nagel | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,499,468 | Jul. 01, 1924 | E. McCoy | Lubricator | steam engine lubricators | |
| 1,558,266 | Oct. 20, 1925 | E. McCoy | Lubricator | steam engine lubricators | |