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US Patent: 61,340
Nut Wrench
Patentee:
Joel C. Jackson - Rochester, NY

USPTO Classifications:
81/61

Tool Categories:
wrenches : wrench components : wrench sockets
wrenches : ratchet wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
George B. Smith
Carlos Smith

Patent Dates:
Applied: May 29, 1866
Granted: Jan. 22, 1867
Antedated: Jan. 17, 1867

Patent Pictures:
Joel C. Jackson patent Jan. 17, 1867
USPTO pdf tiff
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Description:
The patented feature of this ratchet wrench is a barrel shaped socket with recessed teeth at the mid-line, combined with a pawl which also serves to hold the barrel in the wrench handle until the pawl is fully depressed.

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