| US Patent: 125,380 
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| Improvement in Tools for Cutting Off Pipes Adjustable Tube or Pipe Cutter
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| Patentee: |  |
 | Henry Collinson (exact or similar names) - Boston, MA |  
 
| USPTO Classifications: |  | 30/94 |  
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
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| Patent Dates: |  
| Granted: | Apr. 09, 1872 |  
 
USPTO (New site tip)| Patent Pictures: |  |  |  | Henry Collinson Pat. April 9, 1872 |  Google Patents
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                        Stan Schulz
 
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| Description: |  | The cutter is adjustable for the depth of cut, and the bearing "crutch" polishes the pipe surface adjacent to the cut so the pipe is smooth for subsequent use. |  |