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Patents for Edward C. Warren | |||||
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Picture | Number | Date | Patentee | Title | |
680,510 | Aug. 13, 1901 | E.C. Warren | Rotary Engine | ||
![]() | 715,221 | Dec. 02, 1902 | E.C. Warren | Rotary Engine | |
![]() | 761,799 | Jun. 07, 1904 | E.C. Warren | Rotary Engine | |
798,848 | Sep. 05, 1905 | E.C. Warren | Rotary Engine | ||
981,339 | Jan. 10, 1911 | E.C. Warren | Internal Combustion Pressure Generator | ||
![]() | 1,861,168 | May 31, 1932 | W. Warren, J.H. Warren, E.C. Warren | Rotary Engine |