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US Patent: 790,540
Universal vise
Patentee: Harry J. Valentine (exact or similar names) - Cleveland, OH USPTO Classifications: 248/289.11, 269/75, 403/90 Tool Categories: work holding : vises : bench vises work holding : vises : metalworking machine vises Assignees: Columbian Hardware Co. - Cleveland, OH Manufacturer: Columbian Hardware Co. - Cleveland, OH Witnesses: M. E. Ewing W. F. Dorn	Patent Dates: Applied: Aug. 16, 1904 Granted: May 23, 1905 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Columbian Vise & Mfg. Co.
Description: Despite appearing to be a pivoting bench vise, this invention was primarily intended for using on planers and milling machines.

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