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US Patent: 2,173,074
Broaching Tool
Patentee: Millard Romaine (exact or similar names) - Cincinnati, Hamilton County, OH USPTO Classifications: 407/15, 407/18 Tool Categories: metalworking machines : broaching machines : broaches Assignees: Cincinnati Milling Machine Co. - Cincinnati, Hamilton County, OH Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Nov. 23, 1936 Granted: Sep. 12, 1939 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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