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US Patent: 20,446
Machine for Turning Metal Shafting Improved Lathe for Turning Metal Shafting
Patentee: William Sellers (exact or similar names) - Philadelphia, PA USPTO Classifications: 82/130 Tool Categories: metalworking machines : metal lathes : engine lathes Assignees: None Manufacturer: Not known to have been produced Witnesses: Coleman Sellers Joseph B. Hough	Patent Dates: Granted: Jun. 01, 1858 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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