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US Patent: 370,542
Cutter-head
Patentee: John C. Humphreys (exact or similar names) - Braxton Court-House, WV USPTO Classifications: 144/226 Tool Categories: woodworking machines : machine and tool cutters : cutterheads Assignees: None Manufacturer: Not known to have been produced Witnesses: E. A. Berry J. T. Frame	Patent Dates: Applied: Mar. 17, 1887 Granted: Sep. 27, 1887 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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