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US Patent: 970,371
Wrench
Patentee:
Uriah C. Greggs (exact or similar names) - Terre Haute, IN

USPTO Classifications:
81/176.2

Tool Categories:
wrenches : wrench components : wrench jaw components

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
E. F. Stewart
Francis Boyle
James P. Stunkard
Harmon Newberger

Patent Dates:
Applied: Apr. 12, 1910
Granted: Sep. 13, 1910

Patent Pictures:
Uriah C. Greggs patent September 13, 1910
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Description:
Adjustable pin spanner comprising sliding pin members on a "T" frame suitable for use in a bit brace. Billiard table assembly is noted in the specifications as a specific application.

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