US Patent: 187,703
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| Wrench
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Patentee:
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| Augustus S. Bunker (exact or similar names) - Lawrence, MA |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Apr. 10, 1876 |
| Granted: |
Feb. 27, 1877 |
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Patent Pictures:
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Augustus S. Bunker Pat. February 27, 1877 |
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Stan Schulz
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Description: |
| The patent is for a nut-holding spring within the box end of a carriage wrench. The specifications differentiate this holding spring from the one described in patent no. 85,276. |
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