US Patent: 382,391
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| Pipe Wrench
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Patentee:
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| George G. Smith (exact or similar names) - St. Albans, VT |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Aug. 29, 1887 |
| Granted: |
May 08, 1888 |
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Patent Pictures:
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George G. Smith patent May 8, 1888 |
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Stan Schulz
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Description: |
| The jaws remain parallel. The connecting link adjusts the size range. The final size adjustment and gripping force is accomplished by sliding the swinging jaw back along the main shank. |
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