US Patent: 1,389,515
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| Wrench
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| USPTO Classifications: |
| 81/66 |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Mar. 21, 1921 |
| Granted: |
Aug. 30, 1921 |
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Patent Pictures:
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patent 1,389,515 - edited drawing |
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Stan Schulz
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Description: |
| A lever handle with a curved toothed end grips links in a chain. The chain grips the work piece against a toothed "V" shaped jaw face on the main handle. The specifications include "jar closures" as a potential use for the wrench.
A jar wrench marked with this patent date and number actually matches Kikta's Aug. 19 1924 patent 1,505,897. |
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