US Patent: 484,307
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| Wrench
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Patentees:
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| Charles C. Fields (exact or similar names) - Bristol, TN |
| William S. Duvall (exact or similar names) - Washington, DC |
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Patent Dates:
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| Applied: |
Jul. 13, 1892 |
| Granted: |
Oct. 11, 1892 |
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Patent Pictures:
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Charles C. Fields and William S. Duvall patent October 11, 1892 |
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Stan Schulz
FLICKR(tm) image by gldbkl
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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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