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US Patent: 663,455
Cutter Tool
Patentee: Karl O. Muehlberg (exact or similar names) - Braddock, Allegheny County, PA USPTO Classifications: 144/218, 15/104.15, 407/104, 407/113, 407/45, 408/162, 408/227, 408/713, 76/107.1 Tool Categories: metalworking machines : drilling and boring : drill bits : reamers Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Dec. 18, 1899 Granted: Dec. 11, 1900 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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