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US Patent: 39,151
Head bearing surface on bit stock
Patentee:
Samuel U. King - Windsor, VT

USPTO Classifications:
81/35

Tool Categories:
woodworking tools : hand drills

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Granted: Jul. 07, 1863

Patent Pictures:
USPTO pdf tiff
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