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US Patent: 726,674
Tool Holder for Screw Machines
Patentee: Clarence L. Goodrich (exact or similar names) - Hartford, Hartford County, CT USPTO Classifications: 29/57, 408/142, 470/83, 470/96 Tool Categories: metalworking machines : metal lathes : lathe tool holders and tool posts metalworking machines : screw machines Assignees: Pratt & Whitney Co. - Hartford, Hartford County, CT Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: May 10, 1902 Granted: Apr. 28, 1903 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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