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| Patents for William H. Field Co. | |||||
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| Number | Date | Patentee | Title | Type | |
| 447,812 | Mar. 10, 1891 | W.J. Edwards | Power-feed sawing-machine | tablesaws | |
| 2,353,956 | Jul. 18, 1944 | L.W. Enholm | Sharpener for mortise chain cutters | cutter grinding | |
| 2,725,690 | Dec. 06, 1955 | W.F. French | Cutter grinding mandrel with tooth rest | ||
| 3,073,076 | Jan. 15, 1963 | W.F. French | Radius cutter grinding machine | ||