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US Patent: 2,090,992
Thread Milling Machine
Patentee: Walter D. Archea (exact or similar names) - Cincinnati, Hamilton County, OH USPTO Classifications: 409/70, 409/76, 451/143, 451/363 Tool Categories: metalworking machines : milling machines Assignees: Cincinnati Milling Machine Co. - Cincinnati, Hamilton County, OH Manufacturer: Cincinnati Milling Machine Co. - Cincinnati, Hamilton County, OH Witnesses: Unknown	Patent Dates: Applied: Mar. 08, 1935 Granted: Aug. 24, 1937 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.
Description: This patent number was seen on a Cincinnati Milling Machine Co. patent plate.

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