| US Patent: 78,047 
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| Improvement in Pipe-Wrench and Cutter | 
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| Patentee: |  |
 | James L. Brierly (exact or similar names) - Auburn, MA |  
 
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
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| Patent Dates: |  
| Granted: | May 19, 1868 |  
 
USPTO (New site tip)| Patent Pictures: |  |  |  | James L. Brierly Pat. May 10, 1868 |  Google Patents
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                        Stan Schulz
 
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| Description: |  | Interchangeable heads contain a roller cutter for the pipe cutter function, or a gripping surface for the pipe wrench function. Turning the threaded handle adjusts the pipe wrench or provides the cutting force for the pipe cutter. |  |