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US Patent: 54,178
Pipe Wrench
Landbeck's Universal Wrench
Patentee:
William Henry Landbeck - Rochester, NY

USPTO Classifications:
81/134, 81/185.1, 81/356, 81/360, 81/413, 81/423

Tool Categories:
wrenches : wrench components : wrench handle components
wrenches : wrench components : wrench jaw components
wrenches : pliers type wrenches
wrenches : pipe and nut combination wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
H. Lamb
R. F. Osgood

Patent Dates:
Granted: Apr. 24, 1866

Patent Pictures: [ 1 | 2 ]
William H. Landbeck patent April 24, 1866
USPTO pdf tiff
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Description:
The patent includes the potential for interchangeable jaws for pipes and nuts, ratchet action, and plier-action handles to tighten the grip of jaws. The patent was offered for sale in "Scientific American" in 1867. Landbeck's improvements to the original patent received patent no. 64,676 in 1867.

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