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| All Patents in class 91/213 | |||||
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| Number | Date | Patentee | Title | Type | |
| 9,672X | May 23, 1836 | A.S. Dawley | Steam engine | steam engines | |
| 36,885 | Nov. 11, 1862 | W.D. Andrews | Oscillating Steam Engine | oscillating steam engines | |
| 67,511 | Aug. 06, 1867 | M.V. Cummings | Oscillating Steam Engine | oscillating steam engines | |
| 251,669 | Dec. 27, 1881 | A.B. Wood | Oscillating Steam Engine | oscillating steam engines | |
| 484,069 | Oct. 11, 1892 | M. Ulrich | Steam-engine | steam engines | |
| 644,598 | Mar. 06, 1900 | C.O. Heggem | Motor Vehicle | automobiles | |