US Patent: 1,713,038
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| Wrench
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Patentee:
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| Amos K. Ersland (exact or similar names) - Manhattan, CA |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
May 25, 1927 |
| Granted: |
May 14, 1929 |
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Patent Pictures:
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Amos K. Ersland patent May 14, 1929 |
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Stan Schulz
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Description: |
| The rocking jaw has rack teeth that engage teeth on the movable jaw. Rocking the jaw as shown in the drawings allows the movable jaw to slide. The body of the wrench is formed from bent sheet metal with a filler block in the handle. The structure of the wrench allows for use as a pipe or nut wrench. |
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