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US Patent: 612,712
Wrench
Patentee:
John P. Doherty (exact or similar names) - East St. Louis, IL

USPTO Classifications:
81/175, 81/62

Tool Categories:
wrenches : ratchet wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
A. J. McCauley
M. P. Smith
Patent Dates:
Applied: Jan. 31, 1898
Granted: Oct. 18, 1898

Patent Pictures:
John P. Doherty patent October 18, 1898
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Description:
Reversible ratchet with an adjustable clamping plate within the head. The clamping plate provides size adjustment.

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