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US Patent: 63,770
Improvement in centrifugal machines for draining sugar and other substances
Patentee: David M. Weston (exact or similar names) - Boston, MA USPTO Classifications: 210/366 Tool Categories: specialty machines : sugar refining apparatus specialty machines : centrifuges Assignees: None Manufacturer: American Tool & Machine Co. - Boston, MA Witnesses: J. M. F. Howard Augustus Russ	Patent Dates: Granted: Apr. 09, 1867 Reissue Information: Reissued as RE2,845 (Jan. 14, 1868) Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens Vintage Machinery entry for American Tool & Machine Co.

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