| US Patent: 2,239,625 
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| Profile Milling Machine | 
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| Patentees: |  
 | Erwin G. Roehm (exact or similar names) - Norwood, Hamilton County, OH |  | Hans Fritschi (exact or similar names) - Silverton, Hamilton County, OH |  
 
 
 
 
 
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| Patent Dates: |  
| Applied: | Feb. 13, 1939 |  
| Granted: | Apr. 22, 1941 |  USPTO (New site tip)
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                        Joel Havens
 "Vintage Machinery" entry for Cincinnati Milling Machine Co.
 
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| Description: |  | This patent number was seen on a Cincinnati Milling Machine Co. patent plate 4FV-101. |  |