US Patent: 191,412
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| Wrench
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Patentee:
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| Samuel Christoffer Englund (exact or similar names) - Moline, IL |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
May 01, 1877 |
| Granted: |
May 29, 1877 |
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Patent Pictures:
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Samuel Christoffer Englund Pat. May 29, 1877 |
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Stan Schulz
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Description: |
| Quick-adjust with rack on fore-edge of shank and compression spring inside back portion of sliding jaw. Semi-exposed spring is intended to be easily replaced. |
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