| US Patent: 440,294 
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| Wrench Improvements in Pipe-Wrenches
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| Patentee: |  |
 | Milford J. Wilson (exact or similar names) - Painesville, OH |  
 
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
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| Patent Dates: |  
| Applied: | Aug. 01, 1890 |  
| Granted: | Nov. 11, 1890 |  
 
USPTO (New site tip)| Patent Pictures: |  |  |  | Milford J. Wilson patent November 11, 1890 |  Google Patents
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                        Stan Schulz
 
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| Description: |  | A pivoting dog which can fit in a series of notches in the movable jaw provides the adjustment. |  |