US Patent: 1,332,922 
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| Self-Adjustable Wrench
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	        Patentee:
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 | Ira J. Short (exact or similar names) - Archbold, OH |  
 
 
 
 
 
| Manufacturer: |  
| Not known to have been produced |  
 
 
 
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        Patent Dates:
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| Applied: | 
Jun. 13, 1919 | 
 
| Granted: | 
Mar. 09, 1920 | 
 
 
 
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		  Patent Pictures:
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Ira J. Short Patent March 9, 1920  |  
 
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                        Stan Schulz 
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        Description: |  
| The patent includes the compression spring which holds the jaws in engagement with the work piece, replaceable jaw faces, and one jaw face which has a limited range of sliding movement. |  
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