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US Patent: 1,256,646
Grinding and Polishing Machine
Patentee: Cornelius J. Barry (exact or similar names) - Chicago, IL USPTO Classifications: 369/257, 369/71, 451/180 Tool Categories: specialty machines : polishing and buffing machinery Assignees: Cornelius J. Barry - Chicago, IL Frederick J. Setchell - Chicago, IL Manufacturer: Not known to have been produced Witnesses: Charles W. Hills, Jr. Earl M. Hardine J. W. Angell	Patent Dates: Applied: Apr. 18, 1917 Granted: Feb. 19, 1918 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens
Description: Charles W. Hills - patent attorney

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