US Patent: 936,174
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| Wrench
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Patentee:
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| Elbridge Llewellyn Scribner (exact or similar names) - Amesbury, MA |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Mar. 11, 1909 |
| Granted: |
Oct. 05, 1909 |
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Stan Schulz
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Description: |
| A tension spring inside the handle closes the jaws. A sliding wedge and pin on a spring provide the mechanism for setting and releasing the adjustment. The stops are set in one-quarter inch increments. |
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