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US Patent: 212,358
Traction Engine
Patentee: John Cooper (exact or similar names) - Mount Vernon, Knox County, OH USPTO Classifications: 74/405 Tool Categories: propulsion and energy : steam apparatus : steam traction engines Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Nov. 20, 1878 Granted: Feb. 18, 1879 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for C & G Cooper & Co.

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