simultaneous patent
41Timeline of computing hardware 2400 BC–1949 — History of computing Hardware before 1960 Hardware 1960s to present Hardware in Soviet Bloc countries Artificial intelligence Computer science Operating systems Programming languages …
42John Vincent Atanasoff — Infobox Scientist name = John Vincent Atanasoff box width = image size =190px caption = Atanasoff designed and built the first electronic, digital computer (non programmable) birth date = birth date|1903|10|4|mf=y birth place = Hamilton, New York …
43Network analysis (electrical circuits) — Linear Network Analysis Elements …
44Lee De Forest — Infobox person name = Lee De Forest caption = birth date = birth date|1873|8|26|mf=y birth place = Council Bluffs, Iowa death date = death date and age|1961|6|30|1873|8|26|mf=y death place = Hollywood, Los Angeles, California occupation =… …
45Telautograph — An early telautograph The telautograph, an analog precursor to the modern fax machine, transmits electrical impulses recorded by potentiometers at the sending station to servomechanisms attached to a pen at the receiving station, thus reproducing …
46RSA — In cryptography, RSA is an algorithm for public key cryptography. It is the first algorithm known to be suitable for signing as well as encryption, and one of the first great advances in public key cryptography. RSA is widely used in electronic… …
47Barometer — Schematic drawing of a simple mercury barometer with vertical mercury column and reservoir at base …
48Magnetic core memory — Magnetic core memory, or ferrite core memory, is an early form of random access computer memory. It uses small magnetic ceramic rings, the cores , through which wires are threaded to store information via the polarity of the magnetic field they… …
49Digital video recorder — Foxtel iQ, a combined digital video recorder and satellite receiver. V+, a combined digital vid …
50Intel Corporation — Infobox Company company name = Intel Corporation company company type = Public (nasdaq|INTC, hkex|4335) slogan = Leap Ahead foundation = 1968 1 location = Santa Clara, California (incorporated in Delaware) USA key people = Paul S. Otellini, CEO… …
