the first automatic transmission was invented by Louis-Rene Panhard and Emile Levassor in 1894
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The automatic transmission, or gearbox, was invented by Oscar Banker. General Motors was the first company to offer it on vehicles.
The first fully automatic transmission was developed by GM and first found in Oldsmobile in 1939, It was called the Hydra-matic
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No. Alfred Horner Munro invented it in 1921.
Oldsmobile came out with a fully automatic transmission in the 1940 model year.
Inventor David McClintock who also invented a highly efficeint air turbine
The first fully automatic transmission was the Hydro-matic, offered in the 1940 Oldsmobile. There were semi-automatics (GM's Automatic Safety Transmission and Chrysler's Fluid Drive) available in 1937.
Ferdinand Porsche invented the first supercharged Mercedes-Benz SS & SSK sports cars in Stuttgart, Germany in 1923. In 1832, W. H. James invented a rudimentary three-speed transmission. Panhard and Levassor are credited with the invention of the modern transmission - installed in their 1895 Panhard. On April 28, 1908, Leonard Dyer obtained one of the earliest patents for an automobile transmission. The first Automatic transmission in an American car was Oldsmobile.
1948
1904
There are several things that can cause your automatic transmission not to go into first gear. The most common cause is low transmission fluid.