US Patent: 550,092
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| Wrench
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Patentee:
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| Michael Alexander Beard (exact or similar names) - Pine Bluff, AR |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Aug. 12, 1895 |
| Granted: |
Nov. 19, 1895 |
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Patent Pictures:
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Michael Alexander Beard patent November 19, 1895 |
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Stan Schulz
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Description: |
| The adjusting sleeve has internal interrupted threads that engage rack teeth on the main shank. The movable jaw has nut and pipe gripping faces. The pipe grip is a rocking jaw insert. |
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