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| All Patents in class 56/390 | |||||
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| Number | Date | Patentee | Title | Type | |
| 70,327 | Oct. 29, 1867 | S. Hauck, S. Eberly | Improvement in horse-rakes | hay or straw rakes | |
| 152,893 | Jul. 14, 1874 | C.C. Bradley | Improvement in horse hay-rakes | hay or straw rakes | |