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US Patent: 2,998,634
Broaching Tool
Patentees: Emery C. Raehrs (exact or similar names) - Cincinnati, Hamilton County, OH Richard N. Clifton (exact or similar names) - Cincinnati, Hamilton County, OH USPTO Classifications: 407/108, 407/113, 407/17 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: Apr. 14, 1958 Granted: Sep. 05, 1961 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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