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US Patent: 626,451
Saw Grinding Machine
Patentees: Charles A. Alden (exact or similar names) - Steelton, Dauphin County, PA Mason D. Pratt (exact or similar names) - Steelton, Dauphin County, PA USPTO Classifications: 451/124, 451/237, 76/40 Tool Categories: metalworking machines : grinders : sharpening machines : saw sharpening machines Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Mar. 15, 1899 Granted: Jun. 06, 1899 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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