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US Patent: 2,612,014
Back Rest for Grinding Machines
Patentee: Maxwell Ingraham Mathewson (exact or similar names) - Providence, Providence County, RI USPTO Classifications: 451/408, 82/164 Tool Categories: Assignees: Brown & Sharpe Mfg. Co. - Providence, Providence County, RI Manufacturer: Brown & Sharpe Mfg. Co. - Providence, Providence County, RI Witnesses: Unknown	Patent Dates: Applied: Aug. 27, 1949 Granted: Sep. 30, 1952 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens Vintage Machinery entry for Brown & Sharpe Mfg. Co.

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