| US Patent: 517,890 
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| Gas or Hydrocarbon Engine | 
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| Patentee: |  |
 | Willy Seck (exact or similar names) - Ober-Ursel,  Germany |  
 
 
 
 
| Manufacturer: |  | Not known to have been produced |  
 
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| Patent Dates: |  
| Applied: | Nov. 10, 1892 |  
| Granted: | Apr. 10, 1894 |  USPTO (New site tip)
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                        Joel Havens
 
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| Description: |  | Patented in Switzerland, 22 Dec 1891, #4,454; in England, 31 Dec 1891, #22,834; in France, 21 Jan 1892, #218,837; in Austria-Hungary, 25 Apr 1892, #21,764 and #69,503; in Belgium, 20 May 1892, #99,746; in Spain, 27 May 1892, #13,371 and in Italy, 31 Oct 1892, #32,903. |  |