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US Patent: 2,130,711
Grinding wheel truing device
Patentee: Harry Hales Asbridge (exact or similar names) - Ashton-on-Mersey, England USPTO Classifications: 125/11.07, 451/443 Tool Categories: metalworking machines : grinders : grinder dressers Assignees: Churchill Machine Tool Co., Ltd. - Broadheath, England Manufacturer: Churchill Machine Tool Co., Ltd. - Broadheath, England Witnesses: Unknown	Patent Dates: Applied: Mar. 21, 1938 Granted: Sep. 20, 1938 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Churchill Machine Tool Co., Ltd.

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