| US Patent: 506,832 
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| Wrench | 
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| Patentee: |  |
 | Albert E. Schofield (exact or similar names) - Brooklyn, NY |  
 
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
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| Patent Dates: |  
| Applied: | Feb. 29, 1892 |  
| Granted: | Oct. 17, 1893 |  
 
USPTO (New site tip)| Patent Pictures: |  |  |  | Albert E. Schofield patent October 17, 1893 |  Google Patents
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                        Stan Schulz
 
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| Description: |  | This combination tool includes hammer, screwdriver, multiple wrench sizes, rule, and a series of holes to facilitate use as compasses. |  |