US Patent: 314,574
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| Drilling-lathe
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Patentee:
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| Benjamin H. Hadley (exact or similar names) - Providence, RI |
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Patent Dates:
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| Applied: |
May 21, 1884 |
| Granted: |
Mar. 31, 1885 |
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Patent Pictures:
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1 | 2
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Jeff Joslin
Vintage Machinery entry for Diamond Machine Co.
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Description: |
| This patent was seen on a lathe from Diamond Emery Wheel & Machine Co., which later became Diamond Machine Co. The patent covers the tail-stock quick-release mechanism. |
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