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GB Patent: GB-286,570
Improvements Relating to the Grinding of Gear Wheel Teeth
Patentee: Harry Hales Asbridge (exact or similar names) - Ashton-on-Mersey, Cheshire County, England USPTO Classifications: Tool Categories: metalworking machines : grinders : gear grinding machines Assignees: Churchill Machine Tool Co., Ltd. - Altrincham, Cheshire County, England Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Oct. 18, 1927 Granted: Mar. 08, 1928 Patent Pictures: Espacenet patent Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Churchill Machine Tool Co., Ltd.

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