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| Patents for Samuel M. Quinn | |||||
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| Number | Date | Patentee | Title | Type | |
| 450,965 | Apr. 21, 1891 | E.S. Matthews | Elevator-valve controller | ||
| 463,320 | Nov. 17, 1891 | J. Powell | Lubricator | steam engine lubricators | |
| 481,238 | Aug. 23, 1892 | A. Muehlmatt | Engraver's block | ||