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US Patent: 2,387,417
Lead Screw Gear Threading Box
Patentee: Vigo von Krogh Sundt (exact or similar names) - Madison, Dane County, WI USPTO Classifications: 116/233, 74/745, 82/143 Tool Categories: metalworking machines : metalworking machine mechanisms : metalworking power transmission metalworking machines : machine tool controls Assignees: Gisholt Machine Co. - Madison, Dane County, WI Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Dec. 07, 1942 Granted: Oct. 23, 1945 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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