US Patent: 577,255
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| Wrench
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Patentee:
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| Bernard Herstein (exact or similar names) - Elizabeth, NJ |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jun. 19, 1896 |
| Granted: |
Feb. 16, 1897 |
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Patent Pictures:
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Bernard Herstein patent February 16, 1897 |
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Stan Schulz
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Description: |
| Swivel jaw open end wrench to allow a half turn, and then swing the handle up over the work piece to allow another half turn without removing the wrench from the work piece. Fixed and adjustable jaw variants and handle variations are shown. |
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