| US Patent: 626,891 
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| Nut Wrench | 
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| Patentee: |  |
 | John D. Ellison (exact or similar names) - Rives, TN |  
 
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
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| Patent Dates: |  
| Applied: | Jan. 03, 1899 |  
| Granted: | Jun. 13, 1899 |  
 
USPTO (New site tip)| Patent Pictures: |  |  |  | John D. Ellison patent June 13, 1899 |  Google Patents
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                        Stan Schulz
 
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| Description: |  | Compound leverage to tighten the jaw grip, with a side lever to depress a nut-locking spring. A spring holds the side lever in "closed" position when not needed. |  |