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US Patent: 401,004
Wire Tightener
Patentee:
Hardy W. Campbell - Racine, WI

USPTO Classifications:
140/102.5, 140/121

Tool Categories:
agricultural tools : fencing tools

Assignees:
None

Manufacturer:
Racine Malleable and Wrought Iron Company - Racine, WI

Witnesses:
Jno. W. Knight
Albert L. Anderson
F. L. Ourand
Rob't Johnson

Patent Dates:
Applied: Oct. 10, 1888
Granted: Apr. 09, 1889

Patent Pictures: [ 1 | 2 ]
Hardy W. Campbell patent April 9, 1889
USPTO pdf tiff
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Description:
The tool operates by "grabbing" wire, and twisting the tool to form a loop in the wire, thereby effectively shortening it.

Known example marked "RACINE APRIL 9, 89."

Smith's "Collectors Guide For Fencing Tools" shows several similar wire twister / tighteners.

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