US Patent: 918,450
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| Wrench
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Patentee:
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| Henry F. Howland (exact or similar names) - Cincinnati, OH |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jun. 01, 1908 |
| Granted: |
Apr. 13, 1909 |
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Stan Schulz
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Description: |
| The movable jaw has a tapered tail. A sliding wedge is kept in engagment by a compression spring. The movable jaw can be slid closed by the hand holding the wrench. The wedging piece must be slid back to allow the jaw to open. |
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