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US Patent: 205,544
Improvement in machines for crozing and chamfering staves
Patentees: George C. Grodhaus (exact or similar names) - Bellaire, OH George W. Grodhaus (exact or similar names) - Bellaire, OH USPTO Classifications: 147/13 Tool Categories: woodworking machines : specialty woodworking machines : barrel making machines trade specific : cooper Assignees: None Manufacturer: Not known to have been produced Witnesses: Joel Strahl C. C. Cratty	Patent Dates: Applied: Dec. 05, 1877 Granted: Jul. 02, 1878 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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