US Patent: 458,337 
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| Wrench
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| Manufacturer: |  
| Not known to have been produced |  
 
 
 
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        Patent Dates:
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| Applied: | 
May 15, 1891 | 
 
| Granted: | 
Aug. 25, 1891 | 
 
 
 
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		  Patent Pictures:
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Oscar L. Dodge and George T. Dodge patent August 25, 1891  |  
 
USPTO (New site tip) Google Patents 
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                        Stan Schulz 
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        Description: |  
| A folding hook spanner intended for packing gland nuts on engines, etc. |  
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