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| All Patents in class 198/530 | |||||
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| Number | Date | Patentee | Title | Type | |
| 564,765 | Jul. 28, 1896 | M. Rumely | Grain Delivery for Threshing Machines | threshers and thrashers | |
| 845,152 | Feb. 26, 1907 | R. Weir | Log-roller | sawmill accessories | |
| 2,117,300 | May 17, 1938 | J. Corser | Rock crushing machine | ore processing apparatus | |