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US Patent: 233,747
Machine for upsetting iron
Patentee: John Gelvin (exact or similar names) - Mercer, PA USPTO Classifications: 72/302 Tool Categories: specialty machines : metal tire apparatus : tire shrinkers specialty tools : metal tire repair tools : tire shrinkers Assignees: John Gelvin - Mercer, PA William Miller Dight - Mercer, PA Manufacturer: Not known to have been produced Witnesses: H. A. Gamble	Patent Dates: Applied: May 31, 1880 Granted: Oct. 26, 1880 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin
Description: This upsetter is a general-purpose machine, not aimed specifically at wagon tires. It is intended to be used on forge-heated iron.

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