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US Patent: 1,917,504
Cutter Grinder
Patentee: Frank W. Curtis (exact or similar names) - Wauwatosa, Milwaukee County, WI USPTO Classifications: 409/900.2, 451/160, 451/374, 451/9 Tool Categories: metalworking machines : grinders : sharpening machines Assignees: Kearney & Trecker Corp. - West Allis, Milwaukee County, WI Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Sep. 05, 1931 Granted: Jul. 11, 1933 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Kearney & Trecker Co.

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