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| Patents for National Tool Co. | |||||
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| Number | Date | Patentee | Title | Type | |
| 108,955 | Nov. 08, 1870 | W.M. Barr | Planer | metal planers | |
| 119,395 | Sep. 26, 1871 | S.W. Paine | Improvement in Tool Heads for Planing Machines | metal planers | |
| 756,854 | Apr. 12, 1904 | R. Brockman, W.W. Helle | Compound Tool | combination tools | |