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US Patent: 417,571
Cutter and Holder Therefor
Patentee: Johann Martignoni (exact or similar names) - Frankfort, Hesse, Prussia, Germany USPTO Classifications: 407/64, 407/76 Tool Categories: metalworking machines : metal lathes : lathe tools metalworking machines : metal planers : metal planer tools Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Jul. 03, 1888 Granted: Dec. 17, 1889 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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