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US Patent: 1,475,614
Head adjustment for grinding machines
Patentee: Arthur Williams (exact or similar names) - Grand Rapids, MI USPTO Classifications: 451/14, 451/363 Tool Categories: metalworking machines : grinders : surface grinders Assignees: Wilmarth & Morman Co. - Grand Rapids, MI Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Nov. 02, 1920 Granted: Nov. 27, 1923 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin
Description: New mechanism for vertically adjusting the grinding head.

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