US Patent: 770,165 
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| Wrench
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	        Patentee:
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 | Robert J. Cosseboom (exact or similar names) - Leadville, Lake County, CO |  
 
 
| USPTO Classifications: |  
| 81/68 |  
 
 
 
 
| Manufacturer: |  
| Not known to have been produced |  
 
 
 
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        Patent Dates:
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| Applied: | 
Mar. 15, 1904 | 
 
| Granted: | 
Sep. 13, 1904 | 
 
 
 
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                        Stan Schulz 
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        Description: |  
| Munn & Co.- patent attorneys
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