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US Patent: 1,480,610
Gear Cutter
Patentee: John Harten (exact or similar names) - Hartford, Hartford County, CT USPTO Classifications: 407/116, 407/20 Tool Categories: metalworking machines : gear cutting tools Assignees: Pratt & Whitney Co. - Hartford, Hartford County, CT Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Sep. 30, 1920 Granted: Jan. 15, 1924 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Pratt, Whitney & Co.

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