US Patent: 1,332,922
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| Self-Adjustable Wrench
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Patentee:
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| Ira J. Short (exact or similar names) - Archbold, OH |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jun. 13, 1919 |
| Granted: |
Mar. 09, 1920 |
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Patent Pictures:
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Ira J. Short Patent March 9, 1920 |
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Stan Schulz
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Description: |
| The patent includes the compression spring which holds the jaws in engagement with the work piece, replaceable jaw faces, and one jaw face which has a limited range of sliding movement. |
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