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US Patent: 530,547
Chain Pipe Wrench
Patentee:
John H. Newell - Hurley, WI

USPTO Classifications:
74/164, 81/65, 81/68

Tool Categories:
wrenches : pipe wrenches : chain and strap wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
L. A. Conner, Sr.
Geo. M. Whitney
F. H. Bushnell
Geo. C. Foster

Patent Dates:
Applied: Feb. 20, 1894
Granted: Dec. 11, 1894

Patent Pictures:
John H. Newell patent December 11, 1894
USPTO pdf tiff
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Description:
The patented features are the "take-up" for tightening the chain or band, including the position of the tightening screw in the mid-line of the handle.

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