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US Patent: 2,697,373
Tracer Controlled Facing Lathe
Patentees: Harold J. Siekmann (exact or similar names) - Cincinnati, OH George J. Kasselmann (exact or similar names) - Cincinnati, OH George W. Luning (exact or similar names) - Cincinnati, OH Nelson D. Cooper (exact or similar names) - Mariemont, Hamilton County, OH USPTO Classifications: 82/11.3, 82/134, 82/137, 82/145 Tool Categories: metalworking machines : machine tool controls metalworking machines : metal lathes Assignees: R. K. Le Blond Machine Tool Co. - Cincinnati, OH Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: May 08, 1952 Granted: Dec. 21, 1954 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for R. K. Leblond Machine Tool Co.

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