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| Patents for Richard B. Chenoweth | |||||
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| Picture | Number | Date | Patentee | Title | |
| 955X | Nov. 25, 1808 | R.B. Chenoweth | Improvement in plows | ||
| 8,089X | Mar. 17, 1834 | R.B. Chenoweth | Self-sharpening plough | ||