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US Patent: 213,698
Fruit-Jar Wrench
Daniel Sherwood - Lowell, MA
George D. Dudley - Lowell, MA

USPTO Classifications:
294/31.2, 81/3.4, 81/64

Tool Categories:
wrenches : jar wrenches

Woods, Sherwood & Co. - Lowell, MA

Not known to have been produced

David Hall Rice
Lepine C. Rice
Wm. S. Brown
H. F. Welch

Patent Dates:
Applied: Feb. 08, 1879
Granted: Mar. 25, 1879

Patent Pictures:
Daniel Sherwood and George D. Dudley patent March 25, 1879
USPTO pdf tiff
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The wrench is made of wood, steamed and bent; it would not rust, and would grip fruit jars.

Pat. No. 218,835 is the adjustable form of this jar wrench. In that patent, the connecting strap is formed of unspecified resilient material.

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