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US Patent: 4,939,678
Method for Calibration of Coordinate Measuring Machine
Patentee: Walter L. Beckwith, Jr. (exact or similar names) - Warwick, Kent County, RI USPTO Classifications: 33/1M, 33/505, 356/620, 700/195, 702/95 Tool Categories: metalworking tools : machinist tools : measuring tools : coordinate measuring machines Assignees: Brown & Sharpe Mfg. Co. - Providence, Providence County, RI Manufacturer: Brown & Sharpe Mfg. Co. - Providence, Providence County, RI Witnesses: Unknown	Patent Dates: Applied: Nov. 19, 1987 Granted: Jul. 03, 1990 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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