| US Patent: 111,632 
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| Improvement in planing-machines | 
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| Patentees: |  
 | Henry J. Colburn (exact or similar names) - Fitchburg, MA |  | James Goodrich (exact or similar names) - Fitchburg, MA |  
 
 
 
 
 
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| Patent Dates: |  
| Granted: | Feb. 07, 1871 |  
 
| Reissue Information: |  | Reissued as RE8,438 (Oct. 01, 1878) |  USPTO (New site tip)
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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. |  |