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US Patent: 272,105
Water Motor
Patentees: Albert A. Walker (exact or similar names) - Dayton, Montgomery County, OH Thadeus J. Backus (exact or similar names) - Dayton, Montgomery County, OH USPTO Classifications: 239/589, 415/202 Tool Categories: propulsion and energy : water power : hydraulic motors Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Jul. 22, 1882 Granted: Feb. 13, 1883 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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