Wrench
Description:
Patent for improvements in wrenches, particularly relating to the type generally known as the spanner wrench. The object of this invention is to provide an improved spanner wrench including means for reliably retaining the wrench head in proper position with relation to the object being rotated.
Date:
January 4, 1916
Creator:
Wright, John G.
Item Type:
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Patent
Partner:
UNT Libraries Government Documents Department