| Patent
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| 19th century reaction engine Patent Nr. 93,692, German, Beckmann, A., 1 Oct 1897
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| 19th century reaction engine Patent Nr. 90,695, German, Steinau, CH., 19 Feb. 1897
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| 19th century reaction engine Patent Nr. 89,890, German, Reiter, Carl, 2 January 1897
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| 19th century reaction engine Patent Nr. 86,738 Gaebert, F., German of 2 May 1896
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| 19th century reaction engine Patent Nr. 85,903, German, Boehm, August, 10 March 1896
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| 19th century reaction engine Patent Nr. 82,904, German, Gaebert, F., 19 Sept 1895
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| 19th century reaction engine Patent Nr. 82,257, Gaebert, F., German pg 27 July 1895
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| 19th century reaction engine Patent Nr. 79,446, Gaebert, F., German of 11 Feb 1895
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| 19th century reaction engine Patent Nr. 77,895, German, Czygan, Rich., 5 Jan. 1894
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| 19th century reaction engine Patent Nr. 73,603, Gustav Koch, Germany, 10 March 1894
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| 19th century reaction engine Patent Nr. 72,902, Huttner, Walter 7 CO., German of 1894
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| 19th century reaction engine Patent Nr. 69,520, Klumpp, Augist and Huassner, Conrad, German, 1893
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| 19th century reaction engine Patent Nr. 69,348, Class 77, Peterson, Nikolai, German rocket 23 June 1893
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| 19th century reaction engine Patent Nr. 68,783, German, Lavrenne, E., 3 June 1893
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| 19th century reaction engine Patent Nr. 415,161, Wenk, Dr. Rudolf, German for JATO, , 20 June 1925
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| 19th century reaction engine Patent Nr. 100,399, Gebert, F. German of 8 Dec 1898
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