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US Patent: 7,543X
Bark mill
Patentees: William Young (exact or similar names) - Sangerfield, NY Aliman Seabury (exact or similar names) - Sangerfield, NY John Trask (exact or similar names) - Sangerfield, NY USPTO Classifications: Tool Categories: woodworking machines : specialty woodworking machines : bark processing machines Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Granted: Apr. 17, 1833 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin
Description: Most of the patents prior to 1836 were lost in the December 1836 fire. Only about 2000 of the almost 10000 documents were recovered. Little is known about this patent. Only the patent drawing is available.

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