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US Patent: 329,153
Traction Engine
Patentee: John H. Elward (exact or similar names) - Polo, Ogle County, IL USPTO Classifications: 475/198, 475/244 Tool Categories: propulsion and energy : steam apparatus : steam traction engines : traction engine propulsion components Assignees: Mary Elward - Polo, Ogle County, IL Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Oct. 31, 1882 Granted: Oct. 27, 1885 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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