US Patent: 170,980 
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| Improvement in boring-machines
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	        Patentee:
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 | George W. Badger (exact or similar names) - Malden, MA |  
 
 
 
 
 
| Manufacturer: |  
| Not known to have been produced |  
 
 
 
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        Patent Dates:
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| Applied: | 
Oct. 25, 1875 | 
 
| Granted: | 
Dec. 14, 1875 | 
 
 
 
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                        Jeff Joslin 
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        Description: |  
| Machine intended in making boot-trees employed in the manufacture of rubber boots. |  
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