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| Patents for Robert D. Kinyon | |||||
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| Picture | Number | Date | Patentee | Title | |
| 942,081 | Dec. 07, 1909 | R.D. Kinyon | Circular cutter for smoothing barrel exteriors | ||
| 980,967 | Jan. 10, 1911 | R.D. Kinyon | Barrel-finishing machine | ||