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US Patent: 309,374
Pipe cutting and threading machine
Patentees: George W. Whitman (exact or similar names) - St. Louis, MO Moses C. Bignall (exact or similar names) - St. Louis, MO USPTO Classifications: 408/176, 470/75 Tool Categories: metalworking machines : pipe cutting machines metalworking machines : metal threading machines : pipe threading machines Assignees: George W. Whitman - St. Louis, MO Manufacturer: Whitman Agricultural Co. - St. Louis, MO Witnesses: W. H. Scudder, Jr. Paul Bakewell	Patent Dates: Applied: Dec. 01, 1883 Granted: Dec. 16, 1884 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Whitman Agricultural Co.

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