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| Patents for William H. Davenport | |||||
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| Number | Date | Patentee | Title | Type | |
| 3,597 | May 25, 1844 | S. Perry | Manner of Constructing an Inflammable Gas or Vapor Engine | gas and gasoline engines | |
| 315,130 | Apr. 07, 1885 | J.W. Day, W.H. Davenport | Cutter Head for Rifling Machines | rifling machines | |