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US Patent: 315,130
Cutter Head for Rifling Machines
Patentees: William H. Davenport (exact or similar names) - Uxbridge, Worcester County, MA Joseph W. Day (exact or similar names) - Uxbridge, Worcester County, MA USPTO Classifications: 175/286, 407/90, 409/306 Tool Categories: metalworking machines : rifling machines metalworking machines : metalworking machine mechanisms Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Aug. 22, 1884 Granted: Apr. 07, 1885 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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