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Há 3 dias · On 16 January 1930, Whittle submitted his first patent (granted in 1932). 1928: Philo Farnsworth demonstrates the first practical electronic television to the press. 1929: The ball screw is invented by Rudolph G. Boehm. 1930s. 1930: The Supersonic combusting ramjet — Frank Whittle. [citation needed]
Há 5 dias · Summarize This Article. Great Depression, worldwide economic downturn that began in 1929 and lasted until about 1939. It was the longest and most severe depression ever experienced by the industrialized Western world, sparking fundamental changes in economic institutions, macroeconomic policy, and economic theory.
Há 18 horas · 19. 14 April 1932. An Act to extend until the expiration of the Unemployment Insurance Act, 1930, [b] the period in respect of which transitional payments may be made in certain cases under the Unemployment Insurance (National Economy) (No. 2) Order, 1931. (Repealed by Unemployment Act 1934) Chancel Repairs Act 1932.
Há 4 dias · The United States was the host nation for the 1932 Summer Olympics in Los Angeles, California. 474 competitors, 400 men and 74 women, took part in 122 events in 17 sports.
Há 4 dias · La guerra d'Etiopia (nota anche come campagna d'Etiopia) fu un conflitto armato che si svolse tra il 3 ottobre 1935 e il 5 maggio 1936 e vide contrapposti il Regno d'Italia e l' Impero d'Etiopia.
Há 2 dias · 1975 was a common year starting on Wednesday of the Gregorian calendar, the 1975th year of the Common Era (CE) and Anno Domini (AD) designations, the 975th year of the 2nd millennium, the 75th year of the 20th century, and the 6th year of the 1970s decade.
Há 2 dias · 1932 – 1,819,114 (~750,000 during the first half of 1932; from late April ~157,000 tonnes of grain was also imported) 1933 – 1,771,364 (~220,000 during the first half of 1933; [48] from late March grain was also imported) [98]
