US Patent: 67,810
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| Watchmakers Lathe
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Patentee:
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| Frederick Shaller (exact or similar names) - Hudson, Columbia County, NY |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Granted: |
Aug. 13, 1867 |
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Steve Gosselin
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Description: |
| Brown, Coombs & Co. - patent attorneys The nature of my invention consists, firstly, in a novel construction of chuck, applicable to watchmakers and other lathes, by a peculiar attachment to or connection therewith of a clamp or dogs for holding the work under operation, and whereby the grip of the same is made secure, with a fixed or true position of or for its centre under varying sizes or diameters arid my invention further, consists in a combination, with a lathe puppet, of an adjustable gauge and reversible male and female centering pin.
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