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US Patent: 237,190
Wrench
Patentee:
George William Kaufman - London, OH

USPTO Classifications:
81/57.24

Tool Categories:
wrenches : tire bolt wrenches
trade specific : wheelwright

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
C. Sedgwick
Francis McArdle
Alfred Willett
Henry Kaufman

Patent Dates:
Applied: Jul. 06, 1880
Granted: Feb. 01, 1881

Patent Pictures:
George W. Kaufman patent February 1, 1881
USPTO pdf tiff
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Description:
A carriage-wheel tire-bolt wrench. It would be driven by a brace. The forked side pieces can clamp onto the wheel fellies to hold the wrench in place.

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