| US Patent: 88,017 
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| Wrench | 
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| Patentee: |  |
 | L. R. Dexter (exact or similar names) - Whitefield, NH |  
 
 
 
 
 
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| Patent Dates: |  
| Granted: | Mar. 23, 1869 |  
 
USPTO (New site tip)| Patent Pictures:
	      
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			1 | 2
	        ] |  |  |  | L. R. Dexter patent March 23, 1869 |  Google Patents
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                        Stan Schulz
 
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| Description: |  | The patent is for the tapered socket, the spring clamp to hold a nut within the socket, and the handle which is held in place by a shoulder and pin. 
Known example marked L.R. DEXTER PAT MARCH 23, 1869; Ken Cope's "American Wrench Makers 1830-1930"  concludes Dexter produced the wrench. |  |