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2 days ago · 1900s. 1900: The first Zeppelin is designed by Theodor Kober. 1901: The first motorized cleaner using suction, a powered "vacuum cleaner", is patented independently by Hubert Cecil Booth and David T. Kenney. 1903: The first successful gas turbine is invented by Ægidius Elling. 1903: Édouard Bénédictus invents laminated glass.
23 hours ago · An invention is a unique or novel device, method, composition, idea or process. An invention may be an improvement upon a machine, product, or process for increasing efficiency or lowering cost. It may also be an entirely new concept. If an idea is unique enough either as a stand-alone invention or as a significant improvement over the work of ...
23 hours ago · Today the umbrella is an essential accessory in rainy England. In fact, the average person in the country owns two of the things. Yet the first man to carry an umbrella in the nation was bombarded ...
4 days ago · Primary Sources For Dates Between 1800 and 1900. Primary source documents in seven topic areas, including 19th-century missions, westward expansion, the Federal Writer's Project, Native American issues, and the Vatican in World War II. Digital collection of primary documents, maps, sound recordings, motion pictures, and photos, from the Library ...
- Reinert-Alumni Library
- 2016
1 day ago · v. t. e. The history of mathematics deals with the origin of discoveries in mathematics and the mathematical methods and notation of the past. Before the modern age and the worldwide spread of knowledge, written examples of new mathematical developments have come to light only in a few locales.
2 days ago · The date at which the age began varied with regions; in Greece and China, for instance, the Bronze Age began before 3000 bce, whereas in Britain it did not start until about 1900 bce.
4 days ago · 6. Stereo Sound Vest. If you hate the type of person who walks through public spaces with their phone on speaker, then you’d probably hate the guy who invented this. The stereo vest was an ...
