US Patent: 804,433
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| Wrench
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Patentee:
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| Fred L. Robinson (exact or similar names) - Wayland, NY |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Apr. 01, 1905 |
| Granted: |
Nov. 14, 1905 |
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Patent Pictures:
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Fred L. Robinson patent Nov. 4, 1905 |
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Stan Schulz
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Description: |
| The tension spring holds the jaws open; the jaws have pipe gripping faces, and are in parallel alignment when "pull" is applied to the handle which makes the wrench suited for work on nuts as well. |
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