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| All Patents in class 198/773 | |||||
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| Number | Date | Patentee | Title | Type | |
| 250,133 | Nov. 29, 1881 | M.B. Erkine, J.I. Case, W.W. Dingee | Thrashing Machine | threshers and thrashers | |
| 1,695,115 | Dec. 11, 1928 | J. Lockhart | Conveyer | ||