Aden Phillips Joy, of Rockingham, New Hampshire, received patent number 598,319 for a wagon or axle wrench. The date embossed on the wrench is February 1, 1998 but that was a Sunday. A P Joy is listed in the Newmarket directory until 1904 along with wagon jack maker S S Joy. Other advertising exists until 1906. At some point, E R Klemm of Chicago began manufacturing the wrench sold as Joy’s Patent Carriage Wrench. Patent numbers 806,815 and 873,868 are of interest. There are variations of this wrench.
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