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| Patents for William J. Crossley | |||||
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| Picture | Number | Date | Patentee | Title | |
| 196,473 | Oct. 23, 1877 | W.J. Crossley, F.W. Crossley, N.A. Otto | Gas Motor Engine | ||
 | 406,706 | Jul. 09, 1889 | W.J. Crossley | Compound Gas or Oil Motor Engine | |