| US Patent: 616,414 
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| Wrench | 
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| Patentee: |  |
 | Matthew C. Gay (exact or similar names) - Arcadia, FL |  
 
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
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| Patent Dates: |  
| Applied: | Jul. 29, 1897 |  
| Granted: | Dec. 20, 1898 |  
 
USPTO (New site tip)| Patent Pictures: |  |  |  | Matthew C. Gay patent December 20, 1898 |  Google Patents
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                        Stan Schulz
 
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| Description: |  | A thumb screw in the movable jaw locks teeth in the movable jaw into teeth on the main shank. The fixed jaw has pipe gripping teeth. The movable jaw has straight and tapered faced and can be positioned to use either of the jaw faces. |  |