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US Patent: 492,095
Machine for grinding pulley-shafts and their couplings
Patentee: Philip Medart (exact or similar names) - St. Louis, MO USPTO Classifications: 451/140, 451/142, 451/283, 451/48 Tool Categories: metalworking machines : grinders Assignees: Philip Medart - St. Louis, MO William Medart - St. Louis, MO Manufacturer: Not known to have been produced Witnesses: F. Williams Francis Vallé	Patent Dates: Applied: Jun. 20, 1892 Granted: Feb. 21, 1893 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Medart Patent Pulley Co.

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