| US Patent: 443,795 
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| Sandpapering-machine | 
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| Patentee: |  |
 | Watson R. Root (exact or similar names) - Canton, CT |  
 
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
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| Patent Dates: |  
| Applied: | Sep. 18, 1889 |  
| Granted: | Dec. 30, 1890 |  USPTO (New site tip)
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                        Jeff Joslin
 
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| Description: |  | "My invention relates to improvements in sandpapering-machines; and the chief object of my invention is to adapt such machine for use in sandpapering carpenters' rules." |  |