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| All Patents of Type: metalworking tools | |||||
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| Number | Date | Patentee | Title | Type | |
| D162,736 | Apr. 03, 1951 | R.W. Huxtable | Keyhole saw | metalworking tools | |
| 3,206,843 | Sep. 21, 1965 | D.E. Comire | Device for Inserting a Cutting Blade in a Tool Socket | metalworking tools | |