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US Patent: 303,516
Traction Engine
Patentee: Andrew J. Hoag (exact or similar names) - Battle Creek, Calhoun County, MI USPTO Classifications: 180/40 Tool Categories: propulsion and energy : steam apparatus : steam traction engines : traction engine suspensions Assignees: Nichols & Shepard Co. - Battle Creek, Calhoun County, MI Manufacturer: Not known to have been produced Witnesses: Frank W. Dunning Alfred A. Ellsworth Joseph A. Ryan C. G. Trivitt	Patent Dates: Applied: Jun. 09, 1884 Granted: Aug. 12, 1884 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Nichols & Shepard Co.

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