| US Patent: 97,849 
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| Wrench Improvement in Monkey-Wrench
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| Patentee: |  |
 | Samuel Zarley (exact or similar names) - Niantic, IL |  
 
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
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| Patent Dates: |  
| Granted: | Dec. 14, 1869 |  
 
USPTO (New site tip)| Patent Pictures: |  |  |  | Samuel Zarley Pat. Dec. 14, 1869 |  Google Patents
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                        Stan Schulz
 
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| Description: |  | The shank of this nut wrench is offset at the mid-line to provide more bearing surfaces for the adjustable jaw, and the adjustment is held by a set screw. |  |