The Otto engine is covered by patent No. 194,047, August 14, 1877. Edward W. Byrn.十九世纪发明进展.
This was about the time that Otto von Guericke of Magdeburg, Germany, was born. 威廉·亨利·杜利特.世纪发明.
Boyle, Otto Guericke, a burgomaster of Magdeburg, celebrated as the inventor of the airpump, Dr. Wall, and Sir Isaac Newton, added some facts. 本杰明·富兰克林.富兰克林自传.
Otto von Guericke, a burgomaster of Magdeburg, who had traveled in France and Italy, succeeded in constru cting an air-pump by means of which air might be exhausted from a vessel. 李贝.西洋科学史.
Otto I was followed by Otto II (973-983), and he again by a third Otto (983-1002). 赫伯特·乔治·威尔斯.世界史纲.
This Pope, John XII, was finally degraded by the new German Emperor Otto, who came over the Alps and down into Italy to be crowned in 962. 赫伯特·乔治·威尔斯.世界史纲.
Crossley jointly, and then Otto singly, subsequently patented notable improvements. 威廉·亨利·杜利特.世纪发明.
Otto was associated with Langen in producing his first machine, and its introduction at the Centennial Exposition at Philadelphia in 1876 excited great attention. 威廉·亨利·杜利特.世纪发明.
Simon Bischof and Clark, Hurd and Clayton in England; Daimler of Deutz on the Rhine, Riker and Wiegand of the United States, and others, have made improvements in the Otto system. 威廉·亨利·杜利特.世纪发明.
A German engineer, Otto Lilienthal, made a study of the mechanics of birds’ flights, and determined to learn their secret by actual trial. 鲁伯特·萨金特·荷兰.历史性发明.