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US Patent: 3,143,923
Turbine Blade Cutting Tool Attachment
Patentee: Edward Krzyszczuk (exact or similar names) - Chicago, Cook County, IL USPTO Classifications: 408/146, 408/5, 409/305, 409/313, 409/345 Tool Categories: metalworking machines : milling machines : milling machine accessories Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: May 17, 1963 Granted: Aug. 11, 1964 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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