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US Patent: 23,753
Improvement in sugar-mills
Patentees:
Alvin C. Greenleaf - Indianapolis, IN
John L. Brown - 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 pdf tiff
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"Vintage Machinery" entry for John L. Brown

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