| US Patent: 6,902 
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| Improvement in machinery for dressing flour | 
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| Patentees: |  
 | Charles Learned (exact or similar names) - Indianapolis, IN |  | Stephen Hughes (exact or similar names) - Indianapolis, IN |  
 
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
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| Patent Dates: |  
| Granted: | Nov. 27, 1849 |  USPTO (New site tip)
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                        Jeff Joslin
 Vintage Machinery entry for Charles Learned & Son
 
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| Description: |  | This patent is of interest because inventor Learned went on to manufacture lath and barrel machinery. |  |