| US Patent: 244,290 
 | 
| Reciprocating cylinder-head for planing-machines | 
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| Patentees: |  
 | Edward J. Pennington (exact or similar names) - Cincinnati, OH |  | Joel C. Pennington (exact or similar names) - Moore's Hill, IN |  
 
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
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| Patent Dates: |  
| Applied: | Nov. 12, 1880 |  
| Granted: | Jul. 12, 1881 |  USPTO (New site tip)
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                        Jeff Joslin
 
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| Description: |  | Co-inventor Edward Pennington founded Pennington Machine Works, which made a large bandsaw. An article about Pennington implies that he briefly manufactured this planer but does not provide any details. |  |