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| Patents for Frank E. Dennett | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 863,125 | Aug. 13, 1907 | W.H. Whiteside | Elastic-fluid turbine | |
 | 895,056 | Aug. 04, 1908 | C.G. Sprado | Valve and Valve Gearing | |
 | 923,593 | Jun. 01, 1909 | C.G. Sprado | Crane | |
 | 923,594 | Jun. 01, 1909 | C.G. Sprado | Gas Engine | |
 | 930,228 | Aug. 03, 1909 | J.C. Rennie | Saw-guide | |
 | 954,057 | Apr. 05, 1910 | C.G. Sprado | Regulating Device | |
| 978,412 | Dec. 13, 1910 | W.H. Trout | Band-saw mill | ||