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US Patent: 110,865
Improvement in traction-engines
Patentee: Treat T. Prosser (exact or similar names) - Chicago, IL USPTO Classifications: 180/10 Tool Categories: propulsion and energy : steam apparatus : steam traction engines Assignees: Treat T. Prosser - Chicago, IL Henry Waller - Chicago, IL W. S. Waller - Chicago, IL Manufacturer: Not known to have been produced Witnesses: C. F. Clausen B. Edward J. Eils	Patent Dates: Granted: Jan. 10, 1871 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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