Wrench.
Description:
Patent for a new and improved wrench. This design is "especially adapted for manipulating pipe-joints, though applicable, also, for use in manipulating nuts, &c.; and it consists in the [novel] detailed construction and combination of operating parts" (lines 24-28).
Date:
September 21, 1880
Creator:
Weir, Duncan
Item Type:
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Partner:
UNT Libraries Government Documents Department