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US Patent: 666,695
Ratchet Drill
Patentee: Joseph B. Renshaw (exact or similar names) - Hartford, Hartford County, CT USPTO Classifications: 408/129 Tool Categories: metalworking tools : ratchet drills Assignees: None Manufacturer: Pratt & Whitney Co. - Hartford, Hartford County, CT Witnesses: Unknown	Patent Dates: Applied: Jun. 25, 1900 Granted: Jan. 29, 1901 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Pratt, Whitney & Co.

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