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| Patents for Asa Hatch | |||||
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| Number | Date | Patentee | Title | Type | |
| 149,119 | Mar. 31, 1874 | A. Hatch | Improvement in machines for sawing staves | barrel making machines | |
| 149,120 | Mar. 31, 1874 | A. Hatch | Improvement in band-saw teeth | saw teeth | |