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Charles Best (1899–1978), Canada – Insulin (chemistry) Max Bielschowsky (1869–1940), Germany – Bielschowsky stain (histology) Alfred Binet (1857–1911), France – with his student Théodore Simon (1872–1961), first practical Intelligence test
A more extensive list of prolific inventors with additional information and ability to filter on country, gender, time period, patent type, and Nobel laureate title can be found at idiyas.com /top /inventors. There are some discrepancies with this article due to different inventor queries that attempt to account for data issues such as typos ...
4000 BC: Probable time period of the first diamond-mines in the world, in Southern India. [124] 4000 BC: Paved roads, in and around the Mesopotamian city of Ur, Iraq. [125] 4000 BC: Plumbing. The earliest pipes were made of clay, and are found at the Temple of Bel at Nippur in Babylonia. [126] [b]
Alarm clock: The Hellenistic engineer and inventor Ctesibius (fl. 285–222 BC) fitted his clepsydras with a dial and pointer for indicating the time, and added elaborate "alarm systems, which could be made to drop pebbles on a gong, or blow trumpets (by forcing bell-jars down into water and taking the compressed air through a beating reed) at ...
One of two independent inventors of the concept of digital packet switching used in modern computer networking including the Internet. [9] [10] Published a series of briefings and papers about dividing information into "message blocks" and sending them over distributed networks (1960–1964). [11] [12] 1874 Baudot, Émile
List of African educators, scientists and scholars; List of Argentine scientists; List of Armenian scientists and philosophers. List of African-American inventors and scientists; List of Arab scientists and scholars; List of Austrian scientists; List of Azerbaijani scientists and philosophers; List of Brazilian scientists; List of Bangladeshi ...
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II, near Câmpina, attempting to cross the Carpathian Mountains in flight for the first time. [187] Vlaicu Nr. III, the world's first metal-built aircraft, was under construction at the time of his death, but was completed in early 1914 by his collaborators. [188] Gabriel Voisin: 5 Feb 1880 25 Dec 1973 France: Design Construction Manufacture ...