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US Patent: 415,561
Water-wheel
Patentee: William H. Ridgway (exact or similar names) - Coatesville, PA USPTO Classifications: 415/151, 415/198.1 Tool Categories: propulsion and energy : water power : water wheels : turbine water wheels Assignees: None Manufacturer: Craig Ridgway & Son Co. - Coatesville, PA Witnesses: F. L. Campbell O. C. Ridgway	Patent Dates: Applied: Jan. 05, 1888 Granted: Nov. 19, 1889 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Craig Ridgway & Son Co.
Description: Improvements to patent 230,339.

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