US Patent: 872,955
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| Wrench
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Patentee:
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| Franklin C. Miller (exact or similar names) - Kittanning, PA |
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Patent Dates:
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| Applied: |
Apr. 27, 1907 |
| Granted: |
Dec. 03, 1907 |
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Patent Pictures:
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1 | 2
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Franklin C. Miller patent December 3, 1907 |
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Stan Schulz
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Description: |
| An adjusting knurl mounted eccentrically on a spring-balanced shaft with a thumb toggle engages rack teeth on the main shank to set the adjustment. The spring also tends to close the jaws when the adjustment is released. |
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