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| Patents for Eugenie A. Persidas | |||||
| Picture | Number | Date | Patentee | Title | |
![]() | 542,846 | Jul. 16, 1895 | R. Diesel | Method and Apparatus for Converting Heat to Work | |
![]() | 608,845 | Aug. 09, 1898 | R. Diesel | Internal Combustion Engine | |