US Patent: 166,887 
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| Improvement in sawing-machines
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	        Patentee:
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 | Albert T. Nichols (exact or similar names) - Williamsport, PA |  
 
 
 
 
 
 
 
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        Patent Dates:
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| Applied: | 
Jun. 08, 1875 | 
 
| Granted: | 
Aug. 17, 1875 | 
 
 
 
| Reissue Information: |  
| Reissued as RE7,871 (Sep. 04, 1877) |  
 
 
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                        Jeff Joslin Vintage Machinery entry for A. T. Nichols Vintage Machinery entry for Rowley & Hermance Co. 
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        Description: |  
| Invention is a belt-tensioning mechanism for a sliding-arbor tablesaw. |  
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