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| Patents for H. H. Scoville | |||||
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| Number | Date | Patentee | Title | Type | |
| 201,646 | Mar. 26, 1878 | C.M. Brown | Improvement in ore crushers and grinders | ore processing apparatus | |
| 230,612 | Aug. 03, 1880 | C.M. Brown | Power-hammer | trip and helve hammers | |