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US Patent: 147,699
Wrenches
Patentee:
Levi F. Smith (exact or similar names) - Philadelphia, PA

USPTO Classifications:
30/94, 81/181, 81/185.1

Tool Categories:
wrenches : wrench combination tools
wrenches : nut wrenches
wrenches : pipe wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
C. L. Evert
Franck L. Ourand
A. N. Marr
Patent Dates:
Applied: Jun. 06, 1873
Granted: Feb. 17, 1874

Patent Pictures:
Levi S. Smith Pat. Febr. 17, 1874
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Description:
The patent is for the interchangeable jaw inserts which convert the wrench to a nut wrench, pipe wrench, or pipe cutter.

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