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US Patent: 2,819,566
Hone expansion control mechanism
Patentee: Albert M. Johnson (exact or similar names) - Rockford, IL USPTO Classifications: 451/1, 451/125, 451/155, 451/478, 451/479, 451/481 Tool Categories: metalworking machines : honing machines Assignees: Barnes Drill Co. - Rockford, IL Manufacturer: Barnes Drill Co. - Rockford, IL Witnesses: Unknown	Patent Dates: Applied: Jan. 03, 1956 Granted: Jan. 14, 1958 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Barnes Drill Co.

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