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GB Patent: GB-667,576
Method and apparatus for dressing grinding wheels and for grinding with the dressed wheels
Patentee: USPTO Classifications: Tool Categories: metalworking machines : grinders : profile and contour grinders Assignees: Thompson Grinder Co. - Springfield, OH Manufacturer: Thompson Grinder Co. - Springfield, OH Witnesses: Unknown	Patent Dates: Applied: Aug. 27, 1949 Granted: Mar. 05, 1952 Patent Pictures: Espacenet patent Report data errors or omissions to steward Jeff Joslin "Vintage Machinery" entry for Thompson Grinder Co.

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