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US Patent: 1,558,525
Grinding machine
Patentee: Arthur Williams (exact or similar names) - Grand Rapids, MI USPTO Classifications: 451/393 Tool Categories: metalworking machines : grinders : surface grinders Assignees: Wilmarth & Morman Co. - Grand Rapids, MI Manufacturer: Wilmarth & Morman Co. - Grand Rapids, MI Covel Mfg. Co. - Benton Harbor, MI Witnesses: Unknown	Patent Dates: Applied: Feb. 26, 1923 Granted: Oct. 27, 1925 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Wilmarth & Morman Co.
Description: Table-reciprocating mechanism for surface grinders and like machines.

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