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| Patents for J. A. Clark | |||||
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| Number | Date | Patentee | Title | Type | |
| 276,009 | Apr. 17, 1883 | W.H. Doane, G.W. Bugbee | Spoke tenoning and throating machine | wheelwright | |
| 303,923 | Aug. 19, 1884 | W.H. Doane | Circular sawing machine | tablesaws | |