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US Patent: 1,072,767
Wrench
Patentee:
Oscar A. Nordlund (exact or similar names) - Lindsborg, KS

USPTO Classifications:
81/356, 81/388

Tool Categories:
wrenches : wrench adjustment types : screw adjust wrenches

Assignees:
Oscar A. Nordlund - Lindsborg, KS
N. P. Nelson - Lindsborg, KS
Frank G. Johnson - McPherson, KS

Manufacturer:
Not known to have been produced

Witnesses:
Ferdnand Espey
Oscar Holmberg
John W. Whillano

Patent Dates:
Applied: Jul. 31, 1912
Granted: Sep. 09, 1913

Patent Pictures:
Oscar A Nordlund patent September 9, 1913
USPTO (New site tip)
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Description:
The screw adjust provides the major size adjustment. The action of the lever handle pivoted to the hook jaw is to provide final movement to tighten the grip. A spring returns the lever handle to the release position. The wrench is shown with pipe-gripping jaw surfaces.

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