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US Patent: 2,308,854
Abrasive Article
Patentee: Carl E. Barnes (exact or similar names) - Cambridge, Middlesex County,, MA USPTO Classifications: 51/298, 526/292.6 Tool Categories: metalworking machines : grinders : grinder wheels Assignees: Norton Co. - Worcester, Worcester County, MA Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Aug. 25, 1941 Granted: Jan. 19, 1943 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Norton Co.
Description: Application in Great Britain, 28 Jun 1938.

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