US Patent: 147,437 
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| Improvement in steam-boilers
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	        Patentee:
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 | Martin W. Shapley (exact or similar names) - Binghamton, NY |  
 
 
 
 
 
| Manufacturer: |  
| Not known to have been produced |  
 
 
 
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        Patent Dates:
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| Applied: | 
Jan. 16, 1874 | 
 
| Granted: | 
Feb. 10, 1874 | 
 
 
 
| Reissue Information: |  
| Reissued as RE6,501 (Jun. 22, 1875) |  
 
 
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                        Jeff Joslin Vintage Machinery entry for Shapley & Wells 
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        Description: |  
| Of interest because this boiler was made by Shapley & Wells, who also made circular sawmills. |  
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