US Patent: 2,823,568
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| Wrench with box-type pivotable jaws ratchetable on workpiece
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Patentee:
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| Morley Mann (exact or similar names) - Lombard, IL |
| USPTO Classifications: |
| 81/91 |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jun. 08, 1955 |
| Granted: |
Feb. 18, 1958 |
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Patent Pictures:
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Patent 2,823,568 - edited drawing |
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Stan Schulz
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Description: |
| Improvement to 2,708,384, removing the pivot and simplifying remaining aspects.
Prior patents 924,816, 1,002,101, 1,910,268 and 1,924,393 also cited as references. |
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