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US Patent: 2,114,284
Machine Tool and Control Therefor
Patentees: John S. Barnes (deceased, estate of) (exact or similar names) - Rockford, Winnebago County, IL Paul R. Guirl (exact or similar names) - Rockford, Winnebago County, IL Ernest J. Svenson (exact or similar names) - Rockford, Winnebago County, IL Hope Barnes (executrix) (exact or similar names) - Rockford, Winnebago County, IL USPTO Classifications: 29/38C, 408/13, 408/45, 74/822, 83/552 Tool Categories: metalworking machines : machine tool controls Assignees: W. F. & John Barnes Co. - Rockford, Winnebago County, IL Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Aug. 28, 1933 Granted: Apr. 19, 1938 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for W. F. & John Barnes Co.

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