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US Patent: 481,415
Polishing Wheel
Patentee: John McClellan (exact or similar names) - Greenbush, Rensselaer County, NY USPTO Classifications: 125/5, 451/548 Tool Categories: metalworking machines : polishing machines Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Sep. 19, 1891 Granted: Aug. 23, 1892 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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