| US Patent: 509,909 
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| Pipe Wrench | 
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| Patentee: |  |
 | William A. Jennings (exact or similar names) - Metcalf, IL |  
 
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
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| Patent Dates: |  
| Applied: | Aug. 15, 1893 |  
| Granted: | Dec. 05, 1893 |  
 
USPTO (New site tip)| Patent Pictures: |  |  |  | William A. Jennings patent December 5, 1893 |  Google Patents
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                        Stan Schulz
 
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| Description: |  | Swinging hook jaw pipe wrench with the jaw on a loop link.  The main shank has a number of notches for size adjustment.  The jaw tips taper to work as bolt holders for countersunk head bolts. |  |