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US Patent: 76,052
Improvement in cutter-heads for tenoning blind-slats
Patentee: Milton W. Clark (exact or similar names) - Worcester, MA USPTO Classifications: 144/222 Tool Categories: woodworking machines : machine and tool cutters : cutterheads woodworking machines : specialty woodworking machines : windowblind machines woodworking machines : joint making machines : tenoning machines Assignees: R. Ball & Co. - Worcester, MA Manufacturer: R. Ball & Co. - Worcester, MA Witnesses: Unknown	Patent Dates: Granted: Mar. 31, 1868 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for R. Ball & Co.
Description: This patent cutterhead is mentioned on page 70 of R. Ball & Co.'s 1869 catalog.

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