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US Patent: 3,136,561
Collet for Fluted Shankless Tool
Patentees: John F. McAuliffe (exact or similar names) - Elmwood, Hartford County, CT Anthony D. Parone (exact or similar names) - Elmwood, Hartford County, CT USPTO Classifications: 279/46.4, 279/46.7, 279/51, 407/108, 407/120, 407/32, 408/239R Tool Categories: metalworking tools : tool holding collets Assignees: Pratt & Whitney Co. - West Hartford, Hartford County, CT Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Apr. 23, 1963 Granted: Jun. 09, 1964 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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