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US Patent: 1,683,448
Selective Geared Head Lathe
Patentee: Conrad M. Conradson (exact or similar names) - Madison, Dane County, WI USPTO Classifications: 74/372, 74/473.1, 74/745, 82/132, 82/143 Tool Categories: metalworking machines : metalworking machine mechanisms Assignees: Joseph T. Ryerson & Son - Chicago, Cook County, IL Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Dec. 15, 1919 Granted: Sep. 04, 1928 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Joseph T. Ryerson & Son
Description: Application renewed, 30 Nov 1925.

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