US Patent: 170,349 
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| Improvement in hand planing-machines
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	        Patentees:
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 | George W. Passel (exact or similar names) - Cincinnati, OH |  
| William H. Doane (exact or similar names) - Cincinnati, OH |  
 
 
 
 
 
 
 
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        Patent Dates:
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| Applied: | 
Jul. 17, 1875 | 
 
| Granted: | 
Nov. 23, 1875 | 
 
 
 
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                        Jeff Joslin Vintage Machinery entry for J. A. Fay & Co. 
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        Description: |  
| The patent covers a removable cutterhead support to make it easier to swap cutterheads. That was important back in the day when a jointer was also used as an inside molder. |  
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