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US Patent: 461,565
Water Wheel
Patentees: John W. Bookwalter (exact or similar names) - Springfield, Clark County, OH Francis M. Bookwalter (exact or similar names) - Springfield, Clark County, OH USPTO Classifications: 236/48R, 415/151, 415/202 Tool Categories: propulsion and energy : water power : water wheels Assignees: James Leffel & Co. - Springfield, Clark County, OH Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Dec. 29, 1890 Granted: Oct. 20, 1891 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for James Leffel & Co.

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