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US Patent: 13,897
Gimlet
Patentee:
Chester C. Tolman - Shelburne Falls, MA

USPTO Classifications:
246/170, 408/214, 408/230

Tool Categories:
woodworking tools : hand drills : gimlets

Assignees:
James Sargent - Shelburne Falls, MA
D. P. Foster - Shelburne Falls, MA

Manufacturer:
Not known to have been produced

Witnesses:
Thomas B. Montague
E. A. Baldwin

Patent Dates:
Granted: Dec. 04, 1855

Patent Pictures:
USPTO pdf tiff
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Description:
Screw threads, provided with cutting edges, are rounded at the end to approximate a "gouge lip" bit. The lead screw is optional.

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