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US Patent: 188,771
Improvement in cutter-heads
Patentee: Myron T. Boult (exact or similar names) - Battle Creek, MI USPTO Classifications: 144/240 Tool Categories: woodworking machines : machine and tool cutters : cutterheads Assignees: None Manufacturer: Not known to have been produced Witnesses: H. Phillips, Jr. I. Hays Carson	Patent Dates: Applied: Dec. 27, 1876 Granted: Mar. 27, 1877 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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