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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
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