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US Patent: 582,201
Wrench
Patentee:
Edward E. Harris - Quincy, IL

USPTO Classifications:
81/129.5, 81/168

Tool Categories:
wrenches : wrench adjustment types : wedge adjust wrenches
wrenches : nut wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Wm. M. Cromwell
T. L. Merckabra
B. G. Vasen
David Vasen

Patent Dates:
Applied: Jul. 25, 1896
Granted: May 11, 1897

Patent Pictures:
Edward E. Harris Pat, May 11, 1897
USPTO pdf tiff
Google Patents
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Description:
The small toothed adjusting bolt rides between the two jaws, It has a slight wedging action to set and hold the adjustment.

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