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US Patent: 6,216
Edging Sheet Metal Improved Machine fot Turning a Lock on Sheet Metal
Patentee: John Wright (exact or similar names) - Rochester, Monroe County, NY USPTO Classifications: 72/310 Tool Categories: trade specific : tinsmith Assignees: F. Leonard - unknown, unkown D. Hughes - unknown, unkown Manufacturer: Roys & Wilcox - East Berlin, Hartford County, CT Witnesses: Unknown	Patent Dates: Granted: Mar. 20, 1849 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Roys & Wilcox Co.

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