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US Patent: 367,912
Traction Engine
Patentee: Martin E. Hershey (exact or similar names) - Harrisburg, Dauphin County, PA USPTO Classifications: 180/20 Tool Categories: propulsion and energy : steam apparatus : steam traction engines Assignees: None Manufacturer: Harrisburg Foundry & Machine Works - Harrisburg, Dauphin County, PA Witnesses: H. P. Sayford Thomas Reese, Jr. Charles R. Burr D. W. Norris	Patent Dates: Applied: Jul. 21, 1884 Granted: Aug. 09, 1887 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Harrisburg Foundry & Machine Works

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