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US Patent: 292,737
Barrel-finishing machine
Patentee: Robert O. Dobbin (exact or similar names) - Waterloo, ON Canada USPTO Classifications: 144/154, 147/1, 147/11, 147/15, 147/4, 147/6, 279/44 Tool Categories: woodworking machines : specialty woodworking machines : barrel making machines trade specific : cooper Assignees: None Manufacturer: Not known to have been produced Witnesses: Otto Hymmen W. H. Bowman	Patent Dates: Applied: Sep. 29, 1883 Granted: Jan. 29, 1884 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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