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US Patent: 270,200
Auger and gimlet
Patentee:
William W. Brigg (exact or similar names) - Washington, DC

USPTO Classifications:
408/213

Tool Categories:
metalworking machines : drilling and boring : drill bits
woodworking tools : hand drills : gimlets
woodworking tools : hand drills : drill bits

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Charles P. Webster
T. J. W. Robertson

Patent Dates:
Applied: Sep. 29, 1882
Granted: Jan. 09, 1883

Patent Pictures:
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Report data errors or omissions to steward Jeff Joslin
Description:
Patent is for a channel in the shaft of the auger or gimlet that allows chips to clear.

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