GB Patent: GB-147,355
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| Improvements in PIpe Wrenches
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Patentee:
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| William Louis Bessolo (exact or similar names) - Walla Walla, WA |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jul. 28, 1919 |
| Granted: |
Jul. 22, 1920 |
| Antedated: |
Jul. 28, 1919 |
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Patent Pictures:
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William Louis Bessolo patent July 28, 1919 |
Espacenet patent
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Stan Schulz
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Description: |
| The patent corresponds to Canadian patent CA-196,255 and U.S. patent 1,318,047. A spring pushes the gripping latch into engagement with teeth on the encircling chain or links. |
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