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US Patent: 470,497
Journal
Patentees: Edwin C. Henn (exact or similar names) - Bloomfield, CT Walter S. Loveland (exact or similar names) - Bloomfield, CT USPTO Classifications: 384/271, 451/340 Tool Categories: metalworking machines : metalworking machine mechanisms Assignees: None Manufacturer: Not known to have been produced Witnesses: John P. Healy Harry R. Williams	Patent Dates: Applied: Aug. 17, 1891 Granted: Mar. 08, 1892 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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