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US Patent: 1,662,079
Machine for Grinding Hob and Disk Cutters
Patentee: Ole Severson (exact or similar names) - Shelton, Fairfield County, CT USPTO Classifications: 125/11.14, 451/143, 451/374 Tool Categories: metalworking machines : grinders : hob grinding machines Assignees: O. K. Tool Co., Inc. - New York, NY Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Feb. 02, 1925 Granted: Mar. 13, 1928 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for O. K. Tool Holder Co.

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