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Patent number:
Patent Date:
US Patent: 234,624
Bit-brace
Patentee:
Nelson Spofford (
exact
or
similar
names) - Haverhill, MA
USPTO Classifications:
279/43.7
Tool Categories:
woodworking tools
:
braces
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
John T. Desmond
John S. Spofford
Patent Dates:
Applied:
Apr. 13, 1880
Granted:
Nov. 16, 1880
Patent Pictures:
USPTO
(New site tip)
Google Patents
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