US Patent: 869,206
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| Wrench
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Patentee:
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| Henry C. Clark (exact or similar names) - Charles City, IA |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Apr. 12, 1907 |
| Granted: |
Oct. 22, 1907 |
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Patent Pictures:
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Henry C. Clark patent Oct. 22, 1907 |
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Stan Schulz
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Description: |
| The yoke and cam allow the base of the adjustable jaw to be set to fit the opening to a range of sizes. The claw on the fixed jaw is not explicitly described. |
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