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US Patent: 1,281,140
Drill
Patentees: Richard A. Conkling (exact or similar names) - Tulsa, OK William Richard Guiberson (exact or similar names) - Tulsa, OK USPTO Classifications: 175/253, 175/255, 175/276, 175/277, 294/86.31 Tool Categories: Assignees: None Manufacturer: Not known to have been produced Witnesses: none listed	Patent Dates: Applied: Jan. 26, 1918 Granted: Oct. 08, 1918 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens
Description: Vernon E. Hodge - patent attorney

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