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US Patent: 138,260
Milling Machines
Patentee: Benjamin Lawrence (exact or similar names) - Lowell, Middlesex County, MA USPTO Classifications: 409/235 Tool Categories: metalworking machines : milling machines Assignees: None Manufacturer: Benjamin Lawrence - Lowell, Middlesex County, MA Witnesses: D. Hall Rice W. H. Ramsdell	Patent Dates: Applied: Mar. 03, 1873 Granted: Apr. 29, 1873 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Benjamin Lawrence

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