| US Patent: 620,080 
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| Gas Engine | 
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| Patentee: |  |
 | Alexander A. Vansickle (exact or similar names) - Indianapolis, Marion County, IN |  
 
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
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| Patent Dates: |  
| Applied: | Nov. 13, 1897 |  
| Granted: | Feb. 21, 1899 |  USPTO (New site tip)
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                        Joel Havens
 
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| Description: |  | Claim:
This invention relates to explosive-engines in which a mixture of gas and atmospheric air is employed as a means of propulsion. |  |