US Patent: 674,767
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| Wrench
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Patentee:
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| James Howell (exact or similar names) - Lancaster, OH |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Feb. 26, 1901 |
| Granted: |
May 21, 1901 |
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Patent Pictures:
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James Howell patent May 21, 1901 |
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Stan Schulz
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Description: |
| The movable jaw has an extended shank with notches facing the jaw. A sliding locking-plate inserts in one of the notches to adjust the size. The locking plate is held by a set screw. |
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