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US Patent: 30,932
Improvement in grain-separators
Patentee: Francis W. Robinson (exact or similar names) - Richmond, IN USPTO Classifications: 209/321, 460/100, 460/86 Tool Categories: agricultural : corn and grain separators Assignees: None Manufacturer: Robinson & Co. - Richmond, IN Robinson Machine Works - Richmond, IN Witnesses: Jonas W. Leo John Finley	Patent Dates: Granted: Dec. 18, 1860 Reissue Information: Reissued as RE2,117 (Nov. 28, 1865) Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Robinson & Co.

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