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US Patent: 221,265
Portable Engine
Patentees: Joseph Allonas, deceased (Estate of) (exact or similar names) - Mansfield, Richland County, OH M. D. Harter, Executor (exact or similar names) - Mansfield, Richland County, OH USPTO Classifications: 180/36 Tool Categories: propulsion and energy : steam apparatus : portable steam engines Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Sep. 21, 1878 Granted: Nov. 04, 1879 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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