| US Patent: 551,467 
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| Wrench | 
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| Patentee: |  |
 | Ole H. Hanson (exact or similar names) - Litchfield, MN |  
 
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
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| Patent Dates: |  
| Applied: | Mar. 25, 1895 |  
| Granted: | Dec. 17, 1895 |  
 
USPTO (New site tip)| Patent Pictures: |  |  |  | Ole H. Hanson patent December 17, 1895 |  Google Patents
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                        Stan Schulz
 
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| Description: |  | The threaded shaft is parallel to the handle.  The adjusting "bur" bears against a notch in the shank of the movable jaw. |  |