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US Patent: 403,881
Reversing Gear for Steam Engines
Patentee: Daniel A. Frazer (exact or similar names) - Mancelona, Antrim County, MI USPTO Classifications: 91/15 Tool Categories: propulsion and energy : steam engines : steam engine valve gear Assignees: Daniel A. Frazer - Mancelona, Antrim County, MI Oscar S. Rodenbaugh - Unknown, Unknown Isaac N. Rodenbaugh - Unknown, Unknown Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Feb. 21, 1889 Granted: May 21, 1889 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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