| US Patent: 292,186 
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| Carriage Wrench | 
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| Patentee: |  |
 | David True (exact or similar names) - Salisbury, MA |  
 
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
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| Patent Dates: |  
| Applied: | Jul. 23, 1883 |  
| Granted: | Jan. 22, 1884 |  
 
USPTO (New site tip)| Patent Pictures: |  |  |  | David True patent January 22, 1884 |  Google Patents
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                        Stan Schulz
 
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| Description: |  | The patent adds interchangeable sockets held in place by an elastic ring of rubber or other such substances to a carriage wrench conforming to True's carriage wrench (as described in pat. no. 291,961 and earlier patents). |  |