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US Patent: 3,222,998
Two Dimensional Hydraulic Tracing System
Patentee: John F. Verhoeven (exact or similar names) - Cincinnati, Hamilton County, OH USPTO Classifications: 251/3, 91/523 Tool Categories: metalworking machines : profiling machines metalworking machines : metalworking machine mechanisms : coolant apparatus Assignees: Cincinnati Milling Machine Co. - Cincinnati, Hamilton County, OH Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Nov. 14, 1963 Granted: Dec. 14, 1965 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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