US Patent: 111,632 
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| Improvement in planing-machines
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	        Patentees:
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 | Henry J. Colburn (exact or similar names) - Fitchburg, MA |  
| James Goodrich (exact or similar names) - Fitchburg, MA |  
 
 
 
 
 
 
 
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        Patent Dates:
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| Granted: | 
Feb. 07, 1871 | 
 
 
 
| Reissue Information: |  
| Reissued as RE8,438 (Oct. 01, 1878) |  
 
 
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                        Jeff Joslin Vintage Machinery entry for Rollstone Machine Works Lawsuit involving this patent, Fay v. Preble 
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        Description: |  
| The reissue of this patent was assigned to William H. Doane, who was the president of J. A. Fay & Co.This patent was the subject of litigation; see the link to Fay v. Preble. |  
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