US Patent: 1,421,206
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| Automatically Adjustable Wrench
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Patentee:
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| Isaac J. Galbraith (exact or similar names) - Chicago, IL |
| USPTO Classifications: |
| 81/98 |
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Patent Dates:
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| Applied: |
Sep. 08, 1919 |
| Granted: |
Jun. 27, 1922 |
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Patent Pictures:
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Isaac J. Galbraith patent June 27, 1922 |
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Stan Schulz
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Description: |
| Swinging hook jaw pipe wrench. The automatic adjustment is gravity. Known example marked EVER READY WRENCH PAT. JUNE 27, 1922 1421206 |
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