US Patent: D138,515 
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| Combined Wrench and Spanner
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| Manufacturer: |  
| Not known to have been produced |  
 
 
 
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        Patent Dates:
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| Applied: | 
Apr. 17, 1944 | 
 
| Granted: | 
Aug. 15, 1944 | 
 
 
 
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		  Patent Pictures:
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Otto Hardy design patent August 15, 1944  |  
 
USPTO (New site tip) Google Patents 
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                        Stan Schulz 
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        Description: |  
| The pentagon box openings suggest this design is for a folding fire hose spanner and hydrant wrench.
Patent term 7 years. |  
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