| US Patent: 52,155 
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| Improvement in Wrenches | 
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| Patentee: |  |
 | Edward P. Furlong (exact or similar names) - Westbrook, ME |  
 
 
 
 
 
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| Patent Dates: |  
| Granted: | Jan. 23, 1866 |  
 
USPTO (New site tip)| Patent Pictures: |  |  |  | Edward P. Furlong patent January 23, 1866 |  Google Patents
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                        Stan Schulz
 FURLONG wrench in Feb. 10, 1866 SCIENTIFIC AMERICAN
 
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| Description: |  | The patent is for longitudinal grooves in the jaws of a "Coes Pattern" and similar nut wrenches. The grooves would enable such wrenches to grip nuts or bolts by the corners. 
Writeups in the Feb. 10, 1866 SCIENTIFIC AMERICAN and March 23, 1866 ENGLISH MECHANIC AND MIRROR OF SCIENCE imply the wrench had been produced and sold. The SCIENTIFIC AMERICAN PIECE names specific users. |  |