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US Patent: 420,665
Boring and turning machine
Patentee: Frank H. Robinson Robinson (exact or similar names) - North East, PA USPTO Classifications: 142/20, 144/11, 144/14, 144/253.1, 408/40 Tool Categories: metalworking machines : drilling and boring woodworking machines : wood lathes Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Granted: Feb. 04, 1890 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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