| US Patent: 461,789 
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| Crushing and Grinding Mill | 
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| Patentee: |  |
 | James F. Winchell (exact or similar names) - Springfield, Clark County, OH |  
 
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
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| Patent Dates: |  
| Applied: | Apr. 01, 1889 |  
| Granted: | Oct. 20, 1891 |  USPTO (New site tip)
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                        Joel Havens
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| Description: |  | Original application filed 02 Apr., 1888. Divided and this application filed 01 Apr., 1889. |  |