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US Patent: 2,703,242
Combination Work and Compensating Jaw Chuck
Patentees: Harry E. Sloan (exact or similar names) - Hartford, Hartford County, CT Linwood B. Swanson (exact or similar names) - New Britain, Hartford County, CT USPTO Classifications: 279/119, 279/132, 279/133, 279/137, 279/4.12 Tool Categories: metalworking machines : metal lathes : metal lathe chucks Assignees: Cushman Chuck Co. - Hartford, Hartford County, CT Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Mar. 28, 1952 Granted: Mar. 01, 1955 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Cushman Chuck Co.

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