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US Patent: 7,785
Method of Attaching Augers to Their Handles
Patentee:
John E. Larkin - Ballston Spa, NY

USPTO Classifications:
30/340

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

Assignees:
None

Manufacturer:
C. P. Crossman Co. - Fitchburg, MA

Witnesses:
David Maxwell
Peter Dun

Patent Dates:
Granted: Nov. 19, 1850

Reissue Information:
Reissued as RE203 (Jun. 17, 1851)

Patent Pictures:
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Description:
Handles are connected to each other by a bold running the length of the handles. The auger bit is secured owing to a hole in the shank that the handle bolt passes through. Mr. Larkin died shortly thereafter resulting in a reissue to grant ownership to Esther Larkin.

Known example marked C.P.CROSSMAN/FITCHBURG MA/PATENTED/NOV.1850

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