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US Patent: 2,653,062
Bearing
Patentee: Ernest Sperisen (exact or similar names) - Sun Prairie, Dane County, WI USPTO Classifications: 384/302, 384/901 Tool Categories: metalworking machines : metalworking machine mechanisms : metalworking machine bearings Assignees: Gisholt Machine Co. - Madison, Dane County, WI Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Dec. 19, 1949 Granted: Sep. 22, 1953 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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