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US Patent: 15,153
Method of operating cutters in their heads for irregular forms
Patentee: John Tear (exact or similar names) - Chicago, IL USPTO Classifications: 144/142, 144/242.1, 48/102A Tool Categories: woodworking machines : machine and tool cutters : cutterheads woodworking machines : wood lathes : pattern lathes Assignees: None Manufacturer: Not known to have been produced Witnesses: J. A. Hoisington Samuel H. Dow	Patent Dates: Granted: Jun. 17, 1856 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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