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US Patent: 445,983
Machine for Cutting or Slicing Minerals
Patentee: William B. Dwight (exact or similar names) - Poughkeepsie, Dutchess County, NY USPTO Classifications: 125/30.01, 269/234, 269/242, 269/270, 269/283, 269/60, 269/71, 409/903 Tool Categories: stoneworking : stone cutting machines specialty machines : material cutting machines Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Sep. 18, 1890 Granted: Feb. 10, 1891 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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