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US Patent: 501,956
Rotary cutter-head
Patentee: Kilburg Nelson (exact or similar names) - West Duluth, MN USPTO Classifications: 144/222 Tool Categories: woodworking machines : machine and tool cutters : cutterheads Assignees: None Manufacturer: Not known to have been produced Witnesses: Charles F. Hopkins Judson D. Holmes	Patent Dates: Applied: Nov. 12, 1892 Granted: Jul. 25, 1893 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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