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US Patent: 2,146,153
Driving Connection for Use in Machine Tools
Patentee: Maxwell Ingraham Mathewson (exact or similar names) - Providence, Providence County, RI USPTO Classifications: 464/62.1 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: Nov. 23, 1934 Granted: Feb. 07, 1939 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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