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US Patent: 229,234
Combined boring, sawing, grinding, and rabbeting machine
Patentee: Harry Boerstler (exact or similar names) - Hamburg, OH USPTO Classifications: 144/1.1, 144/35.1, 408/26 Tool Categories: metalworking machines : drilling and boring woodworking machines : wood drilling and boring woodworking machines : joint making machines : rabbeting machines Assignees: None Manufacturer: Not known to have been produced Witnesses: John Abbott James T. Hufford	Patent Dates: Applied: Jul. 23, 1879 Granted: Jun. 29, 1880 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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