US Patent: 1,456,620
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| Wrench
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Patentee:
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| George W. Cary (exact or similar names) - Greenfield, MA |
| USPTO Classifications: |
| 81/99 |
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Patent Dates:
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| Applied: |
Oct. 22, 1919 |
| Granted: |
May 29, 1923 |
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Patent Pictures:
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George W. Cary patent May 29. 1923 |
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Stan Schulz
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Description: |
| The swinging hook jaw is moved by a lever through a gear-tooth connection. A spring tends to hold the jaw closed.
Marketed as the CHAUFFEUR'S UNIVERSAL WRENCH. It was first brought to the market in early 1921. |
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