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US Patent: 1,479,484
Reamer
Patentee: Edward C. Schmelzkopf (exact or similar names) - Madison, Dane County, WI USPTO Classifications: 408/166 Tool Categories: metalworking machines : drilling and boring : drill bits : reamers Assignees: Gisholt Machine Co. - Madison, Dane County, WI Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Nov. 13, 1922 Granted: Jan. 01, 1924 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Gisholt Machine Co.

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