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US Patent: 355,940
Traction Engine
Patentee: William Lester Leland (exact or similar names) - Oroville, Butte County, CA USPTO Classifications: 122/490, 180/38, 180/69.6 Tool Categories: propulsion and energy : steam apparatus : steam traction engines : traction engine propulsion components Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: May 21, 1886 Granted: Jan. 11, 1887 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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