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| All Patents in class 198/773 | |||||
| Picture | Number | Date | Patentee | Title | |
| 250,133 | Nov. 29, 1881 | W.W. Dingee, M.B. Erkine, J.I. Case | Thrashing Machine | ||
![]() | 1,695,115 | Dec. 11, 1928 | J. Lockhart | Conveyer | |