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| Patents for Powell Planer Co. | |||||
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| Number | Date | Patentee | Title | Type | |
| 570,953 | Nov. 10, 1896 | A.M. Powell | Feed-operator for metal-planing machines | metal planers | |
| 570,954 | Nov. 10, 1896 | A.M. Powell | Automatic feed-stop for metal-planing machines | metal planers | |