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US Patent: 342,688
Boring-machine
Patentee: John Ernst (exact or similar names) - Bay City, MI USPTO Classifications: 408/108, 408/56, 74/567 Tool Categories: woodworking machines : joint making machines : portable timber borers woodworking machines : wood drilling and boring : portable timber borers Assignees: None Manufacturer: Not known to have been produced Witnesses: J. E. Thomas W. H. Power	Patent Dates: Applied: Sep. 28, 1885 Granted: May 25, 1886 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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