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| All Patents in class 415/145 | |||||
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| Picture | Number | Date | Patentee | Title | |
| 201,875 | Apr. 02, 1878 | J.C. Estey | Utilizing Power of Water Pipes | ||
| 220,168 | Sep. 30, 1879 | H.Z. Norton | Hydraulic Engine | ||
 | 259,947 | Jun. 20, 1882 | C.R. Tompkins | Turbine water-wheel | |
| 503,015 | Aug. 08, 1893 | O.F. Teed | Hydraulic Motor | ||
| 1,440,209 | Dec. 26, 1922 | M.D. Church | Steam Turbine | ||
| 1,977,036 | Oct. 16, 1934 | G.A. Biggs | Hydraulic Turbine | ||
 | 2,923,306 | Feb. 02, 1960 | W.G. Mitchell | Pressure regulator valve mechanism for air tools | |