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US Patent: 284,728
Apparatus for Grain Drying and Coffee Roasting
Patentee: William W. Dunn (exact or similar names) - Fort Worth, Tarrant County, TX USPTO Classifications: 34/102, 34/175, 34/68 Tool Categories: agricultural : coffee roasters agricultural : grain dryers Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Feb. 09, 1883 Granted: Sep. 11, 1883 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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