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US Patent: 143,532
Improvement in tenoning-machines
Patentees: John Richards (exact or similar names) - Philadelphia, PA Lucien H. Berry (exact or similar names) - Philadelphia, PA USPTO Classifications: 144/204 Tool Categories: woodworking machines : joint making machines : tenoning machines Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Sep. 24, 1873 Granted: Oct. 07, 1873 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Report from Commissioner of Patents on this patent

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