| US Patent: 251,635 
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| Wrench Improved Monkey Wrench
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| Patentee: |  |
 | Herbert Warren Reed (exact or similar names) - Ware, MA |  
 
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
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| Patent Dates: |  
| Applied: | Sep. 15, 1881 |  
| Granted: | Dec. 27, 1881 |  
 
USPTO (New site tip)| Patent Pictures: |  |  |  | Herbert W. Reed patent December 27, 1881 |  Google Patents
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                        Stan Schulz
 
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| Description: |  | An intermediate bar adjusts by a rack and pawl, and carries the threads for the adjusting worm. |  |