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US Patent: 1,666,500
Metal Working Tool
Patentee: Nils Ivar Lundberg (exact or similar names) - Madison, Dane County, WI USPTO Classifications: 409/226, 451/216, 451/387, 451/396 Tool Categories: metalworking machines : grinders Assignees: Gisholt Machine Co. - Madison, Dane County, WI Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Dec. 06, 1924 Granted: Apr. 17, 1928 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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