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US Patent: 475,597
Traction Engine
Patentee: Julius J. D. McNamar (exact or similar names) - Newark, Licking County, OH USPTO Classifications: 475/248 Tool Categories: propulsion and energy : steam apparatus : steam traction engines : traction engine propulsion components Assignees: None Manufacturer: Julius J. D. McNamar - Newark, Licking County, OH Witnesses: James W. Gray G. C. Daugherty F. L. Ourand Joseph L. Coombs	Patent Dates: Applied: Nov. 11, 1891 Granted: May 24, 1892 Patent Pictures: [ 1 | 2 ] USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Julius J. D. McNamar

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