| US Patent: 158,090 
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| Improvement in Augers Auger with Removable Tip
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| Patentee: |  |
 | Charles F. King (exact or similar names) - Covington, PA |  
 
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
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| Patent Dates: |  
| Applied: | May 23, 1874 |  
| Granted: | Dec. 22, 1874 |  
 
USPTO (New site tip)| Patent Pictures:
	      
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			1 | 2
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                        Jeff Joslin (dm)
 
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| Description: |  | Tips are registered by fitting around the lead screw, and held securely by undercut shoulders and screws. Tips can be replaced, if damaged, or different sized tips can be utilized. |  |