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US Patent: 1,254,268
Core Drill
Patentee: Rowland O. Pickin (exact or similar names) - Chicago, IL USPTO Classifications: 175/255, 175/333, 175/348, 175/372 Tool Categories: Assignees: None Manufacturer: Not known to have been produced Witnesses: S. G. Barrett J. C. Carpenter M. A. Kiddie	Patent Dates: Applied: Feb. 06, 1914 Granted: Jan. 22, 1918 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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