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US Patent: 109,891
Improvement in water-wheels
Patentee: Mahlon Gregg (exact or similar names) - Rochester, NY USPTO Classifications: 415/158 Tool Categories: propulsion and energy : water power : water wheels Assignees: None Manufacturer: Not known to have been produced Witnesses: F. H. Clement George T. Parker	Patent Dates: Granted: Dec. 06, 1870 Patent Pictures: [ 1 | 2 ] USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Frank H. Clement

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