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| All Patents in class 56/372 | |||||
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| Number | Date | Patentee | Title | Type | |
| 91,790 | Jun. 22, 1869 | J.A. Talpey | Improvement in hay-spreaders | ||
| 207,010 | Aug. 13, 1878 | E.W. Bullard | Hay Tedders | hay or straw spinners | |
| 330,112 | Nov. 10, 1885 | L.S. Heald | Hay Tedder | hay or straw spinners | |
| 386,921 | Jul. 31, 1888 | L.S. Heald | Tedder | ||