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US Patent: 424,527
Metal Screw Machine
Patentee: Samuel L. Worsley (exact or similar names) - Taunton, Bristol County, MA USPTO Classifications: 29/48.5R, 29/64, 470/176, 470/69 Tool Categories: metalworking machines : screw machines Assignees: Brown & Sharpe Mfg. Co. - Providence, Providence County, RI Manufacturer: Brown & Sharpe Mfg. Co. - Providence, Providence County, RI Witnesses: W. H. Thurston S. J. Murphy	Patent Dates: Applied: Jun. 03, 1889 Granted: Apr. 01, 1890 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Brown & Sharpe Mfg. Co.

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