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US Patent: 3,120,723
Machine Tool Mechanism for the Formation of Circular Contours
Patentee: Wilbur F. Jessup (exact or similar names) - Lyon, France USPTO Classifications: 125/11.11, 157/13, 451/119, 451/166, 451/173, 82/11 Tool Categories: metalworking machines : grinders : grinder dressers Assignees: Cincinnati Milling Machine Co. - Cincinnati, Hamilton County, OH Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Oct. 24, 1961 Granted: Feb. 11, 1964 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Cincinnati Milling Machine Co.

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