1949 – An Wang filed a patent for a magnetic ferrite core memory, that he called pulse transfer controlling devices. Two years later he formed Wang computers.
1983 – The seventeenth General Conference on Weights and Measures ruled the meter would be defined as the distance light travels in a vacuum in 1/299,792,458 of a second. This actually simplified it from the previous definition of 1,650,763.73 wavelengths of the orange-red emission line in the electromagnetic spectrum of the krypton-86 atom in a vacuum.
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