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US Patent: 609,265
Upsetting-machine for plowshares
Patentee: William A. Clark (exact or similar names) - Rockford, IL USPTO Classifications: 29/14, 72/214 Tool Categories: metalworking machines : upsetting machines Assignees: Weyburn & Briggs Co. - Rockford, IL Manufacturer: Not known to have been produced Witnesses: Lewis A. Weyburn L. L. Miller	Patent Dates: Applied: Feb. 24, 1898 Granted: Aug. 16, 1898 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens Vintage Machinery entry for Weyburn Co.

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