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US Patent: 945,979
Grinding-machine Machine for grinding crankshafts
Patentees: Charles H. Norton (exact or similar names) - Worcester, MA John C. Spence (exact or similar names) - Worcester, MA Hiram N. Cudworth (exact or similar names) - Worcester, MA USPTO Classifications: 451/249, 451/399, 82/106, 82/150, 82/151, 82/153 Tool Categories: metalworking machines : grinders Assignees: Norton Grinding Co. - Worcester, MA Manufacturer: Norton Grinding Co. - Worcester, MA Witnesses: Albert E. Fay C. Forrest Wesson	Patent Dates: Applied: Jan. 04, 1902 Granted: Jan. 11, 1910 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Norton Co.

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