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US Patent: 126,963
Improvement in Countersinks
Patentee:
Lewis H. Hunt - Saxton's River, VT

USPTO Classifications:
408/209

Tool Categories:
woodworking tools : hand drills : drill bits : countersinks

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
H. C. Johnson
I. A. Farnsworth

Patent Dates:
Granted: May 21, 1872

Patent Pictures:
USPTO pdf tiff
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