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Patent number:
Patent Date:
US Patent: 62,945
Improved method of holding edged tools on grindstones
Patentee:
Patrick V. Dunn (
exact
or
similar
names) - Calamus, WI
USPTO Classifications:
451/372
Tool Categories:
work holding
:
sharpening jigs and fixtures
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
Charles W. Russell
Lorenzo D. Livermore
Patent Dates:
Granted:
Mar. 19, 1867
Patent Pictures:
USPTO
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Google Patents
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