US Patent: 92,545
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| Watchmakers Lathe
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Patentees:
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| C. C. Rowell (exact or similar names) - St. Johnsbury, Caledonia County, VT |
| John Belknap (exact or similar names) - St. Johnsbury, Caledonia County, VT |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Granted: |
Jul. 13, 1869 |
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Steve Gosselin
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Description: |
| Munn & Co.- patent attorneys
This invention relates to a new and- useful improvement in chucks for use, by watch-makers and others, in centring and turning small articles connected with, their work; and It consists in arranging a fastening-jaw in combination with a ball-and-socket joint.
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