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US Patent: 794,464
Variable-speed mechanism
Patentee: John Parker (exact or similar names) - Providence, RI USPTO Classifications: 74/333, 74/341 Tool Categories: metalworking machines : milling machines Assignees: Brown & Sharpe Mfg. Co. - Providence, RI Manufacturer: Brown & Sharpe Mfg. Co. - Providence, RI Witnesses: J. H. Thurston W. H. Thurston	Patent Dates: Applied: Feb. 05, 1904 Granted: Jul. 11, 1905 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Brown & Sharpe Mfg. Co.

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