US Patent: 403,379 
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| Gas Engine
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	        Patentees:
		   |  
 | Newton Rogers (exact or similar names) - Terre Haute, Vigo County, IN |  
| James A. Wharry (exact or similar names) - Terre Haute, Vigo County, IN |  
 
 
 
 
 
| Manufacturer: |  
| Not known to have been produced |  
 
 
 
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        Patent Dates:
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| Applied: | 
Aug. 22, 1888 | 
 
| Granted: | 
May 14, 1889 | 
 
 
 
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                        Joel Havens 
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