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US Patent: 23,753
Improvement in sugar-mills
Patentees: Alvin C. Greenleaf (exact or similar names) - Indianapolis, IN John L. Brown (exact or similar names) - Indianapolis, IN USPTO Classifications: 100/169, 100/172 Tool Categories: specialty machines : sugar refining apparatus Assignees: None Manufacturer: John L. Brown - Indianapolis, IN Witnesses: Edwin W. Brownell John H. Redstone	Patent Dates: Granted: Apr. 26, 1859 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for John L. Brown

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