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GB Patent: GB-533,864
Improvements in or relating to motor driven grinding or abrading machines
Patentee: Edwin Crowther Ashton (exact or similar names) - Heckmondwike, county York, England USPTO Classifications: Tool Categories: metalworking machines : grinders : sharpening machines : bench or pedestal grinders Assignees: T. S. Harrison & Sons, Ltd. - Heckmondwike, county York, England Manufacturer: T. S. Harrison & Sons, Ltd. - Heckmondwike, county York, England Witnesses: Unknown	Patent Dates: Applied: Dec. 06, 1939 Granted: Feb. 21, 1941 Patent Pictures: Espacenet patent Report data errors or omissions to steward Jeff Joslin "Vintage Machinery" entry for T. S. Harrison & Sons

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