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US Patent: 1,039,503
Wheel boring & facing machine
Patentee: George A. Ensign (exact or similar names) - Defiance, OH USPTO Classifications: 144/142, 144/15, 144/154, 144/3.1, 144/3.5, 408/26 Tool Categories: metalworking machines : drilling and boring Assignees: Defiance Machine Works - Defiance, OH Manufacturer: Defiance Machine Works - Defiance, OH Witnesses: Unknown	Patent Dates: Granted: Sep. 24, 1912 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Defiance Machine Works

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