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| Patents for Joseph Edgecomb | |||||
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| Number | Date | Patentee | Title | Type | |
| 34,137 | Jan. 14, 1862 | J. Edgecomb | Improvement in boring-machines | drilling and boring | |
| 43,364 | Jun. 28, 1864 | J. Edgecomb | Improvement in boring-machines | portable timber borers | |
| 219,808 | Sep. 23, 1879 | J. Edgecomb | Improvement in Auger-Handles | auger handles | |