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US Patent: 86,389
Improvement in mortising-machines
Patentee: Dalphon L. Gibbs (exact or similar names) - Worcester, MA USPTO Classifications: 144/77 Tool Categories: woodworking machines : joint making machines : mortising machines woodworking machines : wood drilling and boring : mortising machines Assignees: R. Ball & Co. - Worcester, MA Manufacturer: R. Ball & Co. - Worcester, MA Witnesses: Charles H. Burleigh Thomas H. Dodge	Patent Dates: Granted: Feb. 02, 1869 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for R. Ball & Co.

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