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US Patent: 1,144,795
Boring Bar
Patentee: Edward C. Schmelzkopf (exact or similar names) - Madison, Dane County, WI USPTO Classifications: 408/116, 408/179, 81/436, 81/7, 81/DIG.5 Tool Categories: metalworking tools : boring bars Assignees: Gisholt Machine Co. - Madison, Dane County, WI Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Aug. 08, 1914 Granted: Jun. 29, 1915 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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