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US Patent: 174,184
Improvement in mortising and tenoning machines
Patentee: George Benjamin (exact or similar names) - Gardner, MA USPTO Classifications: 144/198.1, 144/69, 144/84 Tool Categories: trade specific : chair maker woodworking machines : joint making machines : tenoning machines woodworking machines : wood drilling and boring : mortising machines woodworking machines : joint making machines : mortising machines Assignees: Philander Derby - Gardner, MA Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Jan. 26, 1876 Granted: Feb. 29, 1876 Patent Pictures: [ 1 | 2 ] USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin
Description: Assignee Derby owned a chair factory.

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