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US Patent: 470,276
Machine for bushing mortises in piano keyboards
Patentee: Franklin H. Wright (exact or similar names) - Toronto, ON Canada USPTO Classifications: 144/2.1, 144/29 Tool Categories: woodworking machines : joint making machines : mortising machines trade specific : music instrument maker woodworking machines : wood drilling and boring : mortising machines Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Granted: Mar. 08, 1892 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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