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US Patent: 865,519
Wrench or Nut Jack
Patentee:
William H. Oliver - Chicago, IL

USPTO Classifications:
269/233, 269/90, 81/155

Tool Categories:
wrenches : axle nut wrenches

Assignees:
None

Manufacturer:
Oliver Wrench Co. - Chicago, IL

Witnesses:
Francis A. Hopkins
Charles H. Seem
J. B. Weir
Ja. D. Perry

Patent Dates:
Applied: Sep. 25, 1905
Granted: Sep. 10, 1907

Patent Pictures:
Wm. H. Oliver Pat. Sept. 10, 1907
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Description:
Oliver wagon axle nut wrenches use this patent and Oliver's Feb. 18, 1908 patent (no. 879,305). The most unusual feature is the spiral thread on the adjusting wheel in the movable jaw.

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