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US Patent: 471,298
Method of Making Sheet or Band Metal
Patentees: Olof J. Winlund (exact or similar names) - Worcester, Worcester County, MA August L. Larson (exact or similar names) - Worcester, Worcester County, MA USPTO Classifications: 29/17.2, 72/206 Tool Categories: metalworking machines : sheet metal : sheet metal forming rolls Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Sep. 29, 1891 Granted: Mar. 22, 1892 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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