| US Patent: 196,473 
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| Gas Motor Engine | 
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| Patentees: |  
 | Nicolaus A. Otto (exact or similar names) - Deutz,  German Empire |  | Frances W. Crossley (exact or similar names) - Manchester, Lancashire County,  England |  | William J. Crossley (exact or similar names) - Manchester, Lancashire County,  England |  
 
 
 
 
 
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| Patent Dates: |  
| Applied: | Jul. 26, 1877 |  
| Granted: | Oct. 23, 1877 |  USPTO (New site tip)
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                        Joel Havens
 "Vintage Machinery" entry for Crossley Brothers
 "Vintage Machinery" entry for Schleicher, Schumm & Co.
 
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| Description: |  | Patented in England, 04 Jun 1877. |  |