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US Patent: 439,257
Machine For Manipulating the Nuts of Tire Bolts
Patentee:
John R. Stunkard - Brazil, IN

USPTO Classifications:
81/57.24

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

Assignees:
Timolthy L. Bosart - Indianapolis, IN

Manufacturer:
Not known to have been produced

Witnesses:
H. D. Nealy
L. A. Lowe
Robert Fisher
James A. McAult

Patent Dates:
Applied: Aug. 26, 1890
Granted: Oct. 28, 1890

Patent Pictures:
John R. Stunkard patent October 28, 1890
USPTO pdf tiff
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Description:
Bench mounted combination bolt holder, and crank and gear-driven socket wrench to remove and install tire bolts on carriage wheels. The socket is deep, with open sides so the removed nuts will work out the back and fall to the bench or floor.

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