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US Patent: 1,446,063
Chuck
Patentee: Charles R. Pratt (exact or similar names) - Monclair, Essex County, NJ USPTO Classifications: 279/118, 279/127, 279/132, 82/165 Tool Categories: metalworking machines : metal lathes : metal lathe chucks Assignees: E. Horton & Son Co. - Windsor Locks, Hartford County, CT Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Jun. 04, 1920 Granted: Feb. 20, 1923 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for E. Horton & Son Co.

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