US Patent: 79,721
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| Threading Screws
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Patentee:
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| T. D. Bassett (exact or similar names) - Charlestown, Middlesex County, MA |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Granted: |
Jul. 07, 1868 |
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Joel Havens
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Description: |
| This invention consists in the combination of a jointed shaft with a rotating burr-cutter, mounted on a swinging frame; also, in combining these last-named features with a weighted and sliding tool-rest; also, in arranging the dead-centre in the edge of the tail-stock, for the purpose hereinafter described. |
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