| US Patent: 890,111 
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| Wrench | 
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| Patentee: |  |
 | Frederick E. Walden (exact or similar names) - Worcester, Worcester County, MA |  
 
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
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| Patent Dates: |  
| Applied: | Apr. 26, 1906 |  
| Granted: | Jun. 09, 1908 |  
 
USPTO (New site tip)| Patent Pictures: |  |  |  | Frederick E. Walden patent June 9, 1908 |  Google Patents
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                        Stan Schulz
 
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| Description: |  | Spring "ratchet" holds adjustment of a sliding jaw member of a "box end" wrench. |  |