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| Patents for Thos. R. Roach | |||||
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| Number | Date | Patentee | Title | Type | |
| 16,506 | Jan. 27, 1857 | E. Wheeler | Vise | ||
| 17,106 | Apr. 21, 1857 | A. McKenzie | Combined Square, Miter Square, and Bevel | miter squares | |