| US Patent: 95,988 
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| Sharpening Machine | 
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| Patentee: |  |
 | Aury Gates Coes (exact or similar names) - Worcester, MA |  
 
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
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| Patent Dates: |  
| Granted: | Oct. 19, 1869 |  
 
USPTO (New site tip)| Patent Pictures: |  |  |  | A. G. Coes Pat. Oct. 19, 1869 |  Google Patents
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                        Stan Schulz
 
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| Description: |  | The machine is to sharpen milling machine cutters by grinding.  Coes is best known for wrenches manufactured in conjunction with his brother Loring. |  |