| US Patent: 183,096 
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| Manufacture of Adze-Eye Hammers Improvement in the Manufacture of Adz-Eye Hammers
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| Patentee: |  |
 | Jonathan Yerkes (exact or similar names) - Philadelphia, PA |  
 
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
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| Patent Dates: |  
| Applied: | Dec. 29, 1875 |  
| Granted: | Oct. 10, 1876 |  
 
USPTO (New site tip)| Patent Pictures: |  |  |  | Jonathan Yerkes Pat. October 10, 1876 |  Google Patents
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                        Stan Schulz
 
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| Description: |  | The patent covers the dies and their sequential operation.  The attached image shows the stages in forming hammer heads using these dies. |  |