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| All Patents of Type: reducing wheels | |||||
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| Number | Date | Patentee | Title | Type | |
| 515,175 | Feb. 20, 1894 | F.H. Pierpont, L.T. Snow | Reducing Mechanism for Steam Engine Indicator | reducing wheels | |
| 689,528 | Dec. 24, 1901 | F.L. Wolfe | Support for Reducing Wheels | reducing wheels | |
| 793,974 | Jul. 04, 1905 | F.L. Wolfe | Reducing Wheel | reducing wheels | |
| 841,207 | Jan. 15, 1907 | F.L. Wolfe | Reducing Wheel | reducing wheels | |
| 1,182,132 | May 09, 1916 | A.O. Benecke | Reducing Wheel | reducing wheels | |