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Science and technology

179 inventions and discoveries
Invention or discoveryDateInventor or discovererType
Allington Pippin1884Thomas Laxtonapple cultivar
São Vicente Caves1885James Yate Johnsonshow cave
Dunlop valve1891C. H. Woodsbicycle tire valve
Vérascope1893Jules Richardcamera model
Zipper1893Whitcomb L. Judson—
Schrader valve cap1896August Schradernon adjustable wrench
XenonJuly 12, 1898Morris Traverschemical element
Punic Tabella Defixionis1899Paul Gaucklercurse tablet
Schwarzschild effect1899Karl Schwarzschildphysical law
Trà Kiệu altar1901Henri Parmentieraltar
Vacuum cleaner1901Hubert Cecil Booth—
Academy Chronicle1903Vsevolod SreznevskyLithuanian Chronicles
Bonagente continuous track1904Crispino Bonagentecontinuous track
Avalokiteshvara of Chaiya1905Damrong Rajanubhabicon
Hakuhō Buddha1909Jōe ShibataBuddharupa
Charcot IslandJanuary 11, 1910Jean-Baptiste Charcotisland
Crispine CaveFebruary 16, 1910Stanislas Clastriercave
Buddha1911Henri Parmentierstatue
Cuirasse Decauville1911Decauville—
Vinh Hung tower1911Étienne Lunet de Lajonquièretower
Pisot–Vijayaraghavan number1912Axel Thuemathematical concept
Rotoscoping1914Max Fleischeranimation technique
Living matter1916Vladimir Vernadskybiosphere
Collapsible seat1917Armando Salatisanitary engineering
Han Yuan Volume 301917Katsumi KuroitaKotenseki
Protactinium1917Kazimierz Fajanschemical element
Zingerone1917Hiroshi Nomuratype of chemical entity
Japanese-style baseball1919Sakae Suzukatype of sport
Kondratiev wave1920Nikolai Kondratiev—
Path analysis1920Sewall Wrightstatistical method
Textile, AO 28445, Department of Near Eastern Antiquities of the Louvre1920Franz Cumontarchaeological artefact
Křovák's projection1922Josef Křovákconformal map projection
Musashi Bank1925Japanese corvette Musashiocean bank
Pilgrim flask (E 10094)1926Fernand Bisson de la Roqueampoule
Weathering steel1926U.S. Steeltype of mixture of chemical entities
Čech cohomology1927Pavel Aleksandrovcohomology
Nok Village1928Colonel Dentarchaeological culture
Cape NorthropDecember 20, 1928Hubert Wilkinspeninsula
Electromechanical organ1930Laurens Hammond—
Hammond organ1930Laurens Hammondmusical instrument model
T. A. Boor traffic light1930T. A. Boortraffic light
Deuterium1931Harold Ureyisotope of hydrogen
Rangertone1931Richard H. Ranger—
Bronze Lamp in the Shape of a Kneeling Man1935Olov Janselamp
Technetium1937Emilio G. Segrèchemical element
Neptunium1940Edwin McMillanchemical element
Gunkanmaki1941Ginza Kyubey—
Plutonium1941Joseph W. Kennedychemical element
Radio proximity fuze1942James A. Van Allen—
Treatise of Luís Fróis, S.J. (1585) on the contrast of the morals between Europe and Japan1946Josef Franz Schütteliterary work
Kaldo converter1948Bo Kallingprocess
Katsukarē1948Ginza Swiss—
Chicken nugget1950Robert C. Baker—
Moessner's theorem1951Alfred Moessnertheorem
Aztahuacan fossils1953Arturo Romano PachecoHominin fossil
Antiproton1955Emilio G. Segrètype of quantum particle
Sapporo ramen1955Morito Ōmiya—
Floyd–Warshall algorithm1959Bernard Roypathfinding algorithm
Ishango bone1960Jean de Heinzelin de Braucourtarchaeological find
Babm1962Rikichi Okamotoplanned language