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| Patents for William P. Edwards | |||||
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| Number | Date | Patentee | Title | Type | |
| 150,180 | Apr. 28, 1874 | E.L. Morris | Improvement in vises | bench vises | |
| RE6,367 | Apr. 06, 1875 | E. Hersey | Improvement in machines for cutting the heads and bottoms of wood boxes | box making machines | |
| 166,963 | Aug. 24, 1875 | M. Bray | Improvement in machines for drilling rivets | rivet making machines | |
| 172,306 | Jan. 18, 1876 | W. Esty | Planer-Chucks | metal planer accessories | |