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US Patent: 2,893,743
Chuck with Ball Locking Means
Patentee: Elmer J. Ondeck (exact or similar names) - Brookfield, Waukesha County, IL USPTO Classifications: 279/102, 279/158, 279/56 Tool Categories: metalworking machines : drilling and boring : drill presses : drill press chucks Assignees: Supreme Products Corp. - Chicago, Cook County, IL Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Jul. 27, 1953 Granted: Jul. 07, 1959 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Supreme Products, Inc.

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