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| Patents for S. H. Merrill | |||||
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| Number | Date | Patentee | Title | Type | |
| 10,269 | Nov. 22, 1853 | N.P. Dadman, W.B. Cummings | Machine for Dressing Millstones | stone dressing machines | |
| 161,287 | Mar. 23, 1875 | A.W. Slayton | Improvement in cutter-heads | cutterheads | |