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US Patent: 196,948
Improvement in machines for chamfering and crozing staves
Patentee: Benjamin Washington Sutherlen (exact or similar names) - Wykoff, MN USPTO Classifications: 147/13 Tool Categories: woodworking machines : specialty woodworking machines : barrel making machines trade specific : cooper Assignees: Benjamin W. Sutherlen - Wykoff, MN William S. Nace - Fillmore, MN Manufacturer: Not known to have been produced Witnesses: H. Robbins T. M. Mosher	Patent Dates: Applied: Aug. 14, 1877 Granted: Nov. 06, 1877 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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