US Patent: 14,779
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| Wrench
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Patentee:
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| Bradford Rowe (exact or similar names) - Albany, NY |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Granted: |
Apr. 29, 1856 |
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Patent Pictures:
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Bradford Rowe Pat. Apr. 29, 1856 |
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Stan Schulz
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Description: |
| The patented feature is a solid moveable jaw that slides in a grooved shank. The adjusting screw engages threads cut on the sides of the channel. The adjusting screw is turned by a thumb piece which operates bevel gearing. |
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