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US Patent: 1,301
Nut wrench
Improved Screw-Wrench
Patentee:
Henry Wheaton Hewet (exact or similar names) - Troy, NY

USPTO Classifications:
81/168

Tool Categories:
wrenches : nut wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
E. A. Doolittle
William J. Teadley
William Sewell

Patent Dates:
Granted: Aug. 24, 1839

Patent Pictures: [ 1 | 2 ]
Henry Wheaton Hewet patent Aug. 24, 1839
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Description:
The patented feature is the sliding jaw held between parallel bars which comprise the wrench shank. The handle is turned to adjust the wrench.

The design received a favorable review in the February, 1840 AMERICAN REPERTORY OF ARTS, SCIENCES and MANUFACTURES.

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