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US Patent: 274,470
Hub-boring machine
Patentee: John T. Detterer (exact or similar names) - Willshire, OH USPTO Classifications: 144/99, 408/147 Tool Categories: metalworking machines : drilling and boring woodworking machines : wood drilling and boring trade specific : wheelwright Assignees: None Manufacturer: Not known to have been produced Witnesses: Israel Rempp J. H. Sims	Patent Dates: Applied: Jan. 23, 1883 Granted: Mar. 27, 1883 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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