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US Patent: 435,121
Saw-sharpening machine
Patentee: Oliver Pierson (exact or similar names) - Roanne, IN USPTO Classifications: 76/40, 76/74, 76/77, 76/78.1 Tool Categories: metalworking machines : grinders : sharpening machines : saw sharpening machines Assignees: None Manufacturer: Not known to have been produced Witnesses: Franck Deardorff J. J. Sumpter	Patent Dates: Applied: Feb. 24, 1890 Granted: Aug. 26, 1890 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin
Description: "This invention relates to machines for sharpening band-saws..."

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