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| Patents for Clarence Poole | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 176,541 | Apr. 25, 1876 | W.J. Muncaster, M. McKaig | Raising and Lowering Screw Propellers | |
| 215,836 | May 27, 1879 | G.W. Rhines | Improvement in Lock-Nuts | ||
 | 217,450 | Jul. 15, 1879 | J.D. Davis | Pipe-Tongs | |