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US Patent: 484,307
Wrench
Patentees:
Charles C. Fields (exact or similar names) - Bristol, TN
William S. Duvall (exact or similar names) - Washington, DC

USPTO Classifications:
81/100, 81/110, 81/409.5, 81/411

Tool Categories:
wrenches : wrench adjustment types : quick adjust wrenches

Assignees:
Charles C. Fields - Bristol, TN
Abram D. Reynolds - Bristol, TN
John B. Childers - Bristol, TN

Manufacturer:
Bristol Novelty Co - Bristol, TN

Witnesses:
E. K. Stewart
John H. Siggers
Horace G. Pierson

Patent Dates:
Applied: Jul. 13, 1892
Granted: Oct. 11, 1892

Patent Pictures: [ 1 | 2 ]
Charles C. Fields and William S. Duvall patent October 11, 1892
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Description:
Quick adjust, with a spring to hold rack teeth on the movable jaw in engagement with a transverse pin on a frame attached to the handle. The patent includes an alternate sliding locking block for the adjustment. A corrective note addresses the identity of the assignees.

Known example marked BRISTOL NOVELTY Co. EAGLE, with the patent date.

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