| US Patent: 252,597 
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| Screw Wrench | 
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| Patentees: |  
 | John H. Coes (exact or similar names) - Worcester, MA |  | Frederick L. Coes (exact or similar names) - Worcester, MA |  
 
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
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| Patent Dates: |  
| Applied: | Dec. 19, 1881 |  
| Granted: | Jan. 24, 1882 |  
 
USPTO (New site tip)| Patent Pictures: |  |  |  | John H. and  Frederick L. Coes.  Pat Jan. 24, 1882 |  Google Patents
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                        Stan Schulz
 
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| Description: |  | The patent is for a wrench handle comprised of two thimble-shaped wood turnings, and a metal ring to join them in the middle of the handle as well as serving as a wear guard. |  |