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US Patent: 145,771
Improvement in ore-washers
Patentee: Seth Wheeler (exact or similar names) - Albany, NY USPTO Classifications: 198/701, 198/845, 198/850 Tool Categories: specialty machines : ore processing apparatus Assignees: None Manufacturer: Not known to have been produced Witnesses: E. Wackerhagen W. B. Askam	Patent Dates: Applied: Nov. 04, 1873 Granted: Dec. 23, 1873 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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