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US Patent: 445,571
Machine for Straightening and Polishing Metal Bars, &c.
Patentee: William Allen McCool (exact or similar names) - Beaver Falls, Beaver County, PA USPTO Classifications: 72/98 Tool Categories: metalworking machines : metal straightening machines specialty machines : polishing and buffing machinery Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Jun. 03, 1890 Granted: Feb. 03, 1891 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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