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US Patent: 44,819
Improvement in machines for crushing ores
Patentee: John T. Plass (exact or similar names) - New York, NY USPTO Classifications: 241/108 Tool Categories: Assignees: None Manufacturer: Not known to have been produced Witnesses: Charles H. Smith Lemuel W. Serrell	Patent Dates: Granted: Oct. 25, 1864 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for J. T. & R. H. Plass
Description: Of interest because the inventor later patented and manufactured an early bandsaw.

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