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US Patent: 2,997,820
Organic bond abrasive wheel
Patentee: Elmer C. Schacht (exact or similar names) - Troy, NY USPTO Classifications: 451/541, 451/548 Tool Categories: industrial tools : grinding wheels metalworking machines : grinders : sharpening machines : grinding wheels Assignees: American Emery Wheel Works - Providence, RI Manufacturer: American Emery Wheel Works - Providence, RI Witnesses: Unknown	Patent Dates: Applied: Dec. 14, 1959 Granted: Aug. 29, 1961 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin
Description: This patent number was seen in a 1966 catalog from Sioux Tools (Albertson & Co.); presumably it was manufactured by the patent assignee.

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